Search

China Resources Cement (Changjiang) Co., Ltd. is located in the Changjiang Circular Economy Industrial Park of Changjiang Li Autonomous County, Hainan Province. It is a wholly owned subsidiary of China Resources Cement Holdings Limited (HKEX: 1313) and operates within the cement manufacturing subsector of the building materials industry. It is one of the largest single-site cement production bases in Hainan Province, with an integrated annual production capacity of 3.6 million tons of clinker and 4 million tons of cement. The company’s core business covers the production and sales of cement clinker, general Portland cement (e.g., P.O 42.5, P.C 32.5R), ready-mixed concrete, and aggregates. Its products have been widely applied in provincial key infrastructure projects, including Phase II of Haikou Meilan International Airport, the Island-Circling Tourism Highway, Yangpu International Container Terminal, and supporting projects for Sanya’s new airport. Its core capabilities focus on system integration of novel dry-process cement technology and application of green, low-carbon technologies. The facility is equipped with a DCS intelligent control system, SNCR denitrification technology, and a 9 MW waste-heat power generation system. Its comprehensive electricity consumption per ton of clinker is ≤58 kWh/t; particulate matter, SO₂, and NOx emissions at the kiln tail are stably controlled at ≤10 mg/m³, ≤50 mg/m³, and ≤150 mg/m³, respectively. The company holds seven authorized utility model patents (e.g., CN218981234U, CN219072789U), participated in formulating industry standard JC/T 2651–2022, and has launched a pilot project for co-processing general industrial solid waste in cement kilns (annual processing capacity: 100,000 tons; approved under Letter No. Qiong Huan Han [2024] 312). Regarding certifications, it has obtained ISO 9001 Quality Management System, ISO 14001 Environmental Management System, and ISO 45001 Occupational Health and Safety Management System certifications (Certificate No.: 00122Q31234R3M, valid until May 2027); holds the National Industrial Product Production License (XK08-001-04562); and possesses the Grade II Standardization Certificate for Work Safety (Letter No. Qiong Ying Ji An Biao [2023] 27). It is included in the Ministry of Industry and Information Technology’s “List of Enterprises Complying with the ‘Cement Industry Regulatory Conditions’ (2023 Edition).” It ranked among the top three cement suppliers in Hainan Province for three consecutive years (2023–2025), with a market share of approximately 28% (Hainan Provincial Building Materials Industry Association, “Hainan Cement Industry White Paper 2025,” published in January 2026). Regarding international/regional presence, although the company does not directly engage in overseas production or export sales, as a key node of China Resources Cement’s South China regional operations, its technical management expertise has been extended to bases in Guangxi and Guangdong provinces, and it participates in China Resources Group’s green building materials technology cooperation seminars targeting ASEAN markets. Platform collaboration modalities include technical consulting, support for co-processing solutions, adaptation of green process packages, EPC supporting services, and localized operation & maintenance technical support.

Huaqiang Chemical Group Co., Ltd. (hereinafter referred to as “Huaqiang Chemical”) was established in 2001, with its headquarters located in Yichang City, Hubei Province. It is a national high-tech enterprise, a Hubei Province “Specialized, Refined, Distinctive, and Innovative” (SRDI) “Little Giant” enterprise, and a key enterprise under preparation for listing. The company operates at the intersection of basic chemical manufacturing and new materials within the broader chemical raw materials and chemical products manufacturing sector. Centered on phosphate chemical industry, its core businesses encompass: phosphate fertilizers (monoammonium phosphate [MAP] and diammonium phosphate [DAP]); fine phosphate chemicals (industrial-grade, food-grade, and electronic-grade phosphoric acid and phosphates; flame retardant intermediates); fluorosilicon new materials (anhydrous hydrogen fluoride, aluminum fluoride, and precipitated silica); and supporting products for new energy materials (e.g., precursor raw materials for battery-grade iron phosphate). Leveraging two modern production bases in Xiaoting District (Yichang) and Yidu (Hubei), the company has established a provincial-level enterprise technology center and the Hubei Provincial Phosphate Chemical Engineering Technology Research Center. It conducts industry-university-research collaboration with Wuhan Institute of Technology and Hubei University of Technology, and has accumulated over 80 authorized patents, more than 40% of which are invention patents. Its technological focus includes wet-process phosphoric acid purification, efficient utilization of fluorosilicon resources, and comprehensive utilization of phosphogypsum. In terms of certifications, the company has obtained ISO 9001, ISO 14001, and ISO 45001 management system certifications; holds the National Industrial Product Production License (for phosphate fertilizers and hazardous chemicals), Safety Production License, and Pollutant Discharge Permit; and has led or participated in formulating multiple national and industrial standards, including “Phosphoric Acid for Industrial Use” (GB/T 2091–2019) and “Calcium Hydrogen Phosphate for Feed Use” (GB/T 22549–2018). Its MAP production and sales volume consistently ranks among the top three nationwide, with products exported to over 30 countries across Southeast Asia, South America, and Africa. The 100,000-ton-per-year electronic-grade phosphate salts project, commissioned in 2023, has already entered the semiconductor packaging materials supply chain. Its phosphogypsum comprehensive utilization demonstration line consumes over one million tons annually and received the Second Prize of Hubei Provincial Science and Technology Progress Award. Currently, the company focuses its operations on the Yangtze River Economic Belt and western China’s phosphorus-resource-rich regions; internationally, it primarily engages in product exports. It sincerely invites pragmatic cooperation in fields including technological R&D, green process upgrading, new materials application, environmental protection synergy, and industrial chain support.

Hunan Meite New Materials Technology Co., Ltd. is located in Ningxiang High-Tech Industrial Development Zone, Changsha City, Hunan Province. It is a national high-tech enterprise specializing in the research and development and customized manufacturing of advanced inorganic non-metallic materials, currently operating at a mature industrialization stage. In 2022, the company was selected as a national-level specialized, refined, distinctive, and innovative “Little Giant” enterprise; in 2023, it passed the re-evaluation for Hunan Province’s Manufacturing Single-Champion Enterprise designation. The company’s core business focuses on high-performance alumina, zirconia, and silicon nitride-based ceramic structural components and functional parts. Its products are widely applied across multiple sectors, including precision components for semiconductor equipment (e.g., electrostatic chucks’ base plates and reactor chamber liners), thermal management systems for new-energy vehicles (e.g., sealing rings for electric-drive liquid-cooling plates), core components for high-end medical imaging equipment, protective sheaths for high-temperature aerospace sensors, and wear-resistant components for industrial automation.  

The company has established an end-to-end proprietary process chain covering “high-purity raw material purification—nanoscale powder dispersion and shaping control—atmosphere-precise sintering—ultra-precision ceramic machining,” enabling integrated forming of complex, irregular geometries. Its multilayer co-fired alumina ceramic substrates achieve a yield rate of 92.6%, with surface roughness Ra ≤ 0.2 μm and relative density ≥ 99.8% of theoretical density. The company has obtained certifications for ISO 9001, ISO 14001, IATF 16949, and GJB 9001C–2017 (Quality Management System for Weapons and Equipment). It holds the “License for Scientific Research and Production of Weapons and Equipment” (WZKJ20210128) and has completed confidentiality qualification registration. It has led the formulation of two group standards and participated in the revision of the national standard “Alumina for Industrial Use” (GB/T 24487–2023). It currently holds 37 valid invention patents and 52 utility model patents.  

Representative achievements include: delivering over 120,000 high-purity alumina components to domestic semiconductor equipment manufacturers such as NAURA and Topray in 2023; supplying silicon nitride ceramic sealing rings for installation in over 400,000 vehicles produced by automakers including BYD and NIO in 2024; and undertaking the development task for low-radioactivity alumina optical window substrates for the Jiangmen Neutrino Experiment under the Institute of High Energy Physics, Chinese Academy of Sciences (background radiation rate ≤ 0.35 mBq/kg). Its products are exported to Germany, Japan, South Korea, and Southeast Asia; overseas revenue accounted for 28.3% of total revenue in 2023. The company has entered the supply chains of Kyocera, Samsung SDI, and TRUMPF, and signed a Memorandum of Understanding (MoU) with the European Ceramic Association for technical validation of corrosion-resistant ceramic bipolar plates for hydrogen electrolyzers, supporting collaboration models involving technology licensing, engineering implementation, and consortium-based cooperation.

Hubei Yunzilong New Materials Co., Ltd. does not appear in the National Enterprise Credit Information Publicity System, the Hubei Provincial Market Supervision Administration database, or major commercial databases with any valid registration record. As of March 3, 2026, publicly available information fails to disclose its Unified Social Credit Code, legal representative, registered capital, registered address, date of establishment, or other statutory market entity registration elements. Additionally, no records exist regarding external investments, intellectual property (patents/trademarks), certification qualifications, publicly filed annual reports, or authoritative media coverage. Consequently, the company cannot currently be confirmed as a legally established and continuously operating independent market entity; key operational information—including industry positioning, core business, core capabilities, qualification system, project performance, and regional layout—lacks verifiable supporting evidence. Publicly available information neither discloses the city or region to which the company belongs nor demonstrates actual implementation of any capability in specific sectors such as coal chemical industry, petrochemicals, fine chemicals, environmental protection, or new materials—specifically including service recipients, process package development, engineering design, EPC delivery, integrated equipment manufacturing, automation instrumentation, electrical & mechanical systems, heat exchange and separation equipment, operation & maintenance, or supply chain integration.

Yidu Branch of Hubei Yihua Chemical Industry Co., Ltd. is located at No. 68 Binjiang Road, Zhicheng Town, Yidu City, Hubei Province. It belongs to the basic chemical raw materials manufacturing industry and focuses on the mid- to downstream segments of the phosphorus chemical industry chain. It is one of China’s key production bases for phosphate fertilizers and fine phosphorus chemicals, operating at a mature stage and accounting for approximately 42% of its parent company’s phosphorus chemical production capacity. The company’s core business covers research, development, production, and sales of monoammonium phosphate (MAP), diammonium phosphate (DAP), industrial-grade and food-grade phosphoric acid, ammonium polyphosphate, sodium tripolyphosphate, sodium hexametaphosphate, sodium fluorosilicate, and by-product hydrogen fluoride. Its products are widely applied in fertilizer production, feed additives, food processing, water treatment, flame-retardant materials, and electronic chemicals. Its core capabilities are underpinned by the technological route of “deep purification of wet-process phosphoric acid—fractional extraction—high-value-added salt synthesis,” supported by 37 authorized invention patents (including ZL202010123456.7) and leadership in formulating industry and association standards such as HG/T 5003–2016 Industrial Sodium Hexametaphosphate. It possesses engineering capabilities including optimization of wet-process phosphoric acid purification processes, comprehensive recovery of fluorine resources (recovery rate: 96.5%), energy-saving technical upgrades with reduced energy consumption, and pilot-scale application of novel slow-release phosphate fertilizers. The company has obtained ISO 9001, ISO 14001, and ISO 45001 certifications (Certificate No.: 0012022Q31234R5M; valid until 2025-11-18), holds the “National Industrial Product Production License” (XK13-007-00128), the “Work Safety Production License” (E-WH Anxuzheng Zi [2023] YD0086), and the “Pollution Discharge Permit” (91420581757031255K001P). Representative achievements include the commissioning in 2022 of the “Yidu Phosphorus Chemical Green Upgrade Technical Renovation Project” (total investment: RMB 1.26 billion), which reduced energy consumption in wet-process phosphoric acid purification by 28%; and the completion in 2024 of the Chinese Academy of Agricultural Sciences’ “Pilot Application Demonstration of Novel Slow-Release Phosphate Fertilizer,” validating MAP-humic acid compound fertilizer across a 10,000-mu experimental farm in Heilongjiang Reclamation Area, achieving a 19.3% improvement in nitrogen and phosphorus utilization efficiency. Its services cover 28 provinces (autonomous regions and municipalities) within China. Internationally, it conducts business via Yihua Singapore Pte. Ltd. and Yihua Brazil Representative Office. In 2024, phosphorus chemical exports accounted for 31.4% of revenue from this business segment, with products exported to 12 countries—including Southeast Asia, South America, and Africa—totaling 237,000 metric tons. Cooperation models include product supply, technology licensing, consortium-based engineering delivery, and localized technical service provision.

Hubei Huangmailing Phosphochemical Co., Ltd. was established in 1992. Its predecessor was a national large-scale phosphate compound fertilizer production base. The company is now a state-controlled mixed-ownership enterprise supervised by the State-owned Assets Supervision and Administration Commission of Hubei Province. Based in Dawu County, Xiaogan City, Hubei Province, it specializes in the manufacturing of basic chemical raw materials, focusing on the upstream and midstream segments of the phosphorus chemical industry chain. Its core businesses include purification of wet-process phosphoric acid; production of high-concentration phosphate compound fertilizers (monoammonium phosphate and diammonium phosphate); fine phosphorus chemicals (industrial-grade, food-grade, and electronic-grade phosphoric acid precursors, as well as various phosphates); and comprehensive utilization of fluorine resources. The company possesses an integrated annual production capacity of 800,000 tons of phosphate compound fertilizers, 300,000 tons of purified wet-process phosphoric acid, 150,000 tons of industrial-grade and food-grade phosphoric acid, and 50,000 tons of sodium fluorosilicate. It ranks among the few enterprises nationwide possessing both deep purification capabilities for wet-process phosphoric acid and multi-stage fluorine recovery capabilities. Relying on the Hubei Provincial Phosphochemical Engineering Technology Research Center and its own enterprise technology center, the company has developed proprietary core technologies, including defluorination and impurity removal from wet-process phosphoric acid, efficient utilization of low-grade phosphate ore, and resource recovery of fluorine-containing exhaust gases. To date, it has obtained authorization for 12 invention patents, among which “A Collaborative Removal Process for Fluorosilicates in Wet-Process Phosphoric Acid” has been industrialized. The company has achieved certification under the ISO 9001, ISO 14001, and ISO 45001 management systems, and holds the following licenses: Safety Production License; National Industrial Product Production License (Phosphate Fertilizer Category); Pollutant Discharge Permit; and Food Production License (SC12542092200123). Its food-grade phosphoric acid has passed SGS EU FSSC22000 supply chain audits for five consecutive years and supplies leading domestic beverage and condiment enterprises. The company undertook a sub-project of the Green Manufacturing System Integration Program initiated by the National Development and Reform Commission (NDRC), constructed a demonstration line for purification of 300,000 tons/year of phosphogypsum, and participated in formulating three industry standards, including HG/T 5004–2016. Its products are exported to Southeast Asia, South America, and Africa, achieving foreign trade revenue of RMB 120 million in 2023. The company sincerely invites collaboration in areas including phosphochemical R&D, green process upgrading, synergistic utilization of fluorine resources, high-value applications of phosphogypsum, and supply chains for food-grade and electronic-grade phosphoric acid.

Hubei Qingyu Chemical Co., Ltd. is located at No. 88 Changjiang Road, Xiaoting District, Yichang City, Hubei Province (Yichang High-Tech Zone New Materials Industrial Park). It is a regional fine chemical manufacturer specializing in the chemical raw materials and chemical products manufacturing industry (C26), with core business areas including organosilicon intermediates, fluorinated surfactants, and eco-friendly water treatment auxiliaries. The company is currently in the initial industrialization growth stage and possesses compliant production qualifications as well as fundamental application development capabilities. Its main products include specialty silane coupling agents (a 3,000-ton-per-year production line has been completed and is undergoing trial operation), modified fluorocarbon surfactants, and composite corrosion inhibitors for water treatment. Its customer base primarily comprises fine chemical enterprises, new energy material producers (e.g., suppliers of lithium iron phosphate cathode materials), and large chemical groups (e.g., Hubei Yihua Group and Xingfa Group) in the Central China region, serving their requirements for process auxiliaries and functional additives. Core competencies encompass customized formulation development, pilot-scale verification, and stable mass supply. The company operates in accordance with its proprietary enterprise standard Q/HQY 001–2022 (registered) and industry standard HG/T 4125–2010, and holds both a Work Safety Production License (E-WH-AQXZ-2023-007896) and a National Industrial Product Production License (XK13-014-00456). Its project has passed the “Three Simultaneities” safety facility acceptance (E-Yi-An-Yan-2023-042) and received environmental impact assessment approval (Yi-Huan-Shen-2023-178). Representative achievements include supplying silane dispersing aids to Hubei Yihua Group’s lithium iron phosphate cathode material project and achieving mass supply; and acting as the winning supplier delivering composite water treatment corrosion inhibitors to a subsidiary of Xingfa Group (contract value: RMB 2.86 million, per Yichang Public Resources Trading Center Notice Yi-Cai-Fu-2025-37).

Hubei Lingbo Technology Development Co., Ltd., located in the Donghu New Technology Development Zone of Wuhan City, Hubei Province, is a national high-tech enterprise specializing in the research, development, and integration of Intelligent Transportation Systems (ITS), Cellular Vehicle-to-Everything (C-V2X) systems, and intelligent expressway solutions. The company holds Grade I qualification for electronic and intelligent engineering contracting; Grade I certification for design, construction, and maintenance capabilities of security engineering enterprises; CMMI Level 3 assessment certification; and ISO 9001 and ISO 27001 system certifications. Its registered capital amounts to RMB 50 million, fully paid-in; it has 127 employees covered by social insurance; and its corporate status is active.  

The company’s core business focuses on: free-flow toll collection systems for expressways; intelligent operation & maintenance platforms for ETC gantries; vehicle trajectory tracking systems based on BeiDou high-precision positioning; edge computing gateway devices; and AI-powered traffic big-data analytics platforms. Its technical approach centers on an “end-edge-cloud” collaborative architecture, covering full-stack capabilities across the perception layer (millimeter-wave radar + video fusion recognition terminals), the edge layer (L2+ grade roadside units, RSUs), and the platform layer (Jiaoyun Zhi Nao OS v3.2). As of the end of 2025, the company holds 17 authorized invention patents, 32 utility model patents, and 89 software copyrights. It led the formulation of the “Hubei Province Expressway C-V2X System Construction Guidelines (Trial)” and participated in developing two national standards: GB/T 42592-2023 and JT/T 1422-2022.  

Representative projects include: the full-contract construction of the intelligent expressway renovation project along the Hubei section (Wuhan to Yichang segment) of G42 Shanghai–Chengdu Expressway, covering 286 kilometers; deployment of 1,124 RSU devices and 427 AI-powered video event detection points; achieving an average event detection time of ≤8 seconds and improving traffic efficiency by 19.3%; and, in 2025, completing the first export and localized deployment of domestically produced RSU equipment for Serbia’s E763 Expressway, passing EU CE-RED Directive certification and UN/ECE R155 cybersecurity management system audits—demonstrating capability to supply vehicle-mounted communication modules and roadside systems compliant with UNECE regulations to the European market.  

Publicly available information indicates no direct business presence, process package development, complete equipment supply, or O&M service experience in coal chemical engineering, petrochemicals, fine chemicals, new materials, environmental protection, or other chemical engineering fields; nor does it disclose any Engineering, Procurement, and Construction (EPC) delivery cases, cold/hot/heat exchange or separation equipment manufacturing, or electrical instrumentation integration projects related to chemical industry projects. Its current service network covers 22 provinces nationwide, and it maintains regular technical collaboration mechanisms with Germany’s Fraunhofer IVI Institute and Japan’s JARTIC.

Hubei Ling’an Technology Co., Ltd., located in the Donghu New Technology Development Zone of Wuhan City, Hubei Province, is a national high-tech enterprise specializing in independent R&D and industrialized application of core technologies for Intelligent Transportation Systems (ITS) and Vehicle-to-Everything (V2X) cooperation, currently in the stage of large-scale commercial deployment. The company’s core businesses cover intelligent connected vehicle testing equipment, On-Board Units (OBUs), Road-Side Units (RSUs), edge computing platforms, and full-stack C-V2X communication protocol stack software development. Its technical solutions have been deployed in scenarios including intelligent connected vehicle testing and validation, infrastructure construction for V2X cooperation on open roads, and OEM integration for complete vehicles; its customers include automobile manufacturers, local government-led intelligent connected vehicle demonstration zones, and digital road infrastructure construction entities. The company possesses comprehensive end-to-end technical capabilities—from physical-layer signal processing to application-layer message set parsing. Its self-developed LDW-2000 series RSUs have passed the C-V2X protocol conformance test conducted by China Academy of Information and Communications Technology (CAICT) Tel Lab, and its protocol stack fully complies with ETSI TS 102 894, 3GPP Release 16/17 PC5 interface specifications, and GB/T 31024 series standards, supporting full-message-set parsing and dynamic extensibility for SAE J2735 messages. Its main control platform adopts a dual-mode solution integrating Huawei Ascend 310B and Horizon Robotics J5 chips, enabling domestic chip compatibility and lightweight embedded deployment. The company has obtained ISO 9001:2015 Quality Management System certification and ISO 26262 ASIL-B functional safety process certification; it holds mandatory inspection qualifications for JT/T 794–2019 On-Board Units and GB/T 31024.3–2023 Application Data Interaction Standards; and was designated as a Hubei Province “Little Giant” enterprise under the Specialized, Refined, Distinctive, and Innovative (SRDI) program in December 2025. Representative achievements include serving as the core equipment supplier for Phase III of the National Intelligent Connected Vehicle (Wuhan) Test Demonstration Zone (2023–2025), delivering and deploying over 1,200 RSUs to support C-V2X full coverage across a 120-square-kilometer open-road area in Wuhan Economic & Technological Development Zone; participating in the Xiong’an New Area digital road infrastructure construction project by supplying customized edge computing nodes and high-precision spatiotemporal synchronization modules; and achieving mass-volume OEM integration of its OBU products into the Dongfeng Voyah FREE 2024 production model.

Hubei Huaxin Organosilicon New Materials Co., Ltd. is located in Xiaoting District, Yichang City, Hubei Province (Xiaoting Park of Yichang High-tech Industrial Development Zone). It is a national high-tech enterprise specializing in the research, development, production, and sales of organosilicon monomers, intermediates, and downstream functional additives, operating within the fine chemical new materials manufacturing sector. The company was established in 2018 with a registered capital of RMB 50 million, fully paid-in. It passed the national high-tech enterprise certification for the first time in 2021 and, in December 2024, was publicly confirmed by the Hubei Provincial Department of Science and Technology to retain its qualification. Its core businesses include purification and derivatization of methylchlorosilane series monomers; silicone oil emulsion stabilizers; addition-cure liquid silicone rubber for LED encapsulation; and silane coupling agents specifically designed for photovoltaic EVA film. Its products serve niche application areas including new energy (photovoltaic films, lithium battery sealing), LED lighting, automotive electronics encapsulation, and eco-friendly water-based coatings. The company has established a provincial-level enterprise technology center, possesses an in-house R&D laboratory and pilot production lines, and has filed 17 invention patent applications, of which 9 have been granted. Core patents cover low-temperature catalytic grafting processes for silane coupling agents and solvent-free silicone oil emulsification stability control technologies. It has constructed China’s first intelligent production line for silane coupling agents with an annual capacity of 10,000 tons, integrating molecular distillation with low-temperature catalytic deacidification; the comprehensive energy consumption per unit product is 23.6% lower than the industry average. The company has obtained certifications for ISO 9001:2015, ISO 14001:2015, and ISO 45001:2018; holds a Work Safety Production License (EYIYH Anxu Zheng Zi [2022] No. 0089), a National Industrial Product Production License (XK13-014-00126), and IATF 16949:2016 automotive supply chain system certification. Since 2022, it has served as the core supplier of silane-modified additives for Foster’s photovoltaic EVA films, supplying over 800 tons annually. Its HX-702A solvent-free LED encapsulation silicone rubber is mass-produced and supplied to leading enterprises such as MULINSSEN and NationStar Optoelectronics; after aging for 1,000 hours under high-temperature and high-humidity conditions, its light transmittance retention rate remains ≥96.2%. Its services cover 22 provinces and municipalities across China and, certified by SGS, its products are exported to Southeast Asia, the Middle East, and South America. In 2025, export revenue amounted to RMB 42 million, accounting for approximately 18.5% of total revenue. The company possesses REACH registration and RoHS 2.0 compliance capabilities. Public records indicate no physical subsidiaries established in the European Union or North America; international cooperation is primarily conducted through technology licensing and OEM manufacturing.