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Shandong Ruisheng Carbon Materials Technology Co., Ltd. is a high-tech enterprise specializing in the research, development, and industrialization of advanced carbon-based functional materials. The company focuses on the “graphene and carbon nanotube material manufacturing” segment within China’s national strategic emerging industries, with core expertise in the technological development, engineering-scale transformation, and large-scale application of carbon-based composite anode materials for lithium-ion batteries. Its primary business encompasses the R&D, production, and sales of graphene materials, carbon nanotubes, and carbon-based composite materials, as well as the technological development, technical services, and testing consultancy related to novel energy storage materials and lithium battery anode materials. Leveraging an independently owned intellectual property system, the company has secured authorization for five utility model patents; among them, the patent titled “Graphene–Carbon Nanotube Synergistically Enhanced Lithium Battery Anode Composite Material and Preparation Method” represents a key technological breakthrough, while one invention patent is currently undergoing substantive examination. The company holds ISO 9001:2015 Quality Management System certification and Level-3 Safety Production Standardization (Light Industry) qualification, with its certified scope covering the full-chain R&D and production of lithium battery carbon-based anode materials. As the implementing entity of the Zibo Municipal Science and Technology Innovation Development Program, the company’s lead project—the “Pilot Production Line for High-Conductivity Graphene-Modified Silicon-Carbon Anode”—has received municipal special funding support. It has jointly established the “Carbon-Based Energy Storage Materials Joint Laboratory” with Shandong University of Technology to collaboratively address challenges in improving initial Coulombic efficiency and optimizing cycling stability. In 2025, the company successfully delivered ton-scale shipments of carbon nanotube conductive slurries to domestic power lithium battery manufacturers and passed comprehensive performance verification. Based in Shandong Province and serving the entire country, the company has developed differentiated technical capabilities in carbon material structural modulation, conductive slurry preparation processes, and anode material engineering-scale implementation, offering battery manufacturers, materials enterprises, and research institutions diversified collaboration pathways—including customized R&D partnerships, technology transfer and commercialization, pilot-scale validation, and bulk supply.

Shandong Rike Rubber And Plastic Technology Co.,Ltd is a national high-tech enterprise specializing in the research, development, production, and application of polymer materials. The company focuses on rubber additives, functional elastomer/plastic masterbatches, thermoplastic elastomers (TPE/TPV), and modified specialty engineering plastics. Its core businesses include rubber additives such as anti-scorch agent CTP and accelerator NS, as well as high-performance materials like the TPE-S series of thermoplastic elastomers. Its products are widely applied in tire manufacturing, automotive components, rail transit sealing systems, construction waterproofing materials, and cushioning and protective solutions for premium consumer electronics. Leveraging the Shandong Province “One Enterprise, One Technology” R&D Center and the Weifang City Engineering Technology Research Center for Elastomer & Plastic Functional Materials, the company holds 12 authorized invention patents and over 30 utility model patents. Among these, the invention titled “Sulfur-Free Eco-Friendly Rubber Anti-Scorch Agent and Preparation Method Thereof” (Patent No.: ZL201910287654.1) has been designated as a technology transfer project under the Shandong Provincial Key R&D Program. The company is certified under ISO 9001, ISO 14001, and IATF 16949 quality management systems; its key products have obtained REACH registration, RoHS compliance declarations, and Green Product Certification from the China Petroleum and Chemical Industry Federation. It has delivered customized rubber additive solutions to leading tire manufacturers including Zhongce Rubber Group, Triangle Group, and Linglong Tire; participated in the development of high-damping rubber materials used in fasteners for the Beijing–Zhangjiakou High-Speed Railway track system; and achieved mass production application of its TPE-S series materials in cushioning structural components for certain wearable devices produced by Xiaomi and Huawei. Its services cover East China, North China, and South China regions, with primary customers concentrated among Tier-1 automotive suppliers and large-scale rubber product enterprises. It collaborates with industry clients through material R&D co-development, formulation optimization, customized manufacturing, and technical application support.

Shandong Minghoudé New Energy Technology Co., Ltd. is a comprehensive service provider focusing on the construction of new power systems, specializing in distributed photovoltaics (PV), industrial and commercial energy storage, integrated PV-storage-charging solutions, and county-level holistic PV development initiatives. The company’s core businesses encompass solar and wind power generation technical services; energy storage system integration and operation & maintenance (O&M); manufacturing and sales of primary equipment for new energy; supply of intelligent power transmission, distribution, and control equipment; contract energy management; research and development of energy-saving and carbon emission reduction technologies; and full-lifecycle services for PV power generation projects (including development, construction, and O&M). Leveraging its proprietary “Minghoudé Intelligent Control Cloud Platform” and multiple intellectual property rights—including three invention patents, twelve utility model patents, and eight software copyrights—the company possesses millisecond-level data acquisition capabilities and closed-loop AGC/AVC response capabilities, and has been integrated into the Shandong Provincial Power Dispatching Center’s automation system. The company holds a Class-III License for Installation (Maintenance, Testing) of Electric Power Facilities, ISO 9001/14001/45001 management system certifications, has been selected as one of Shandong Province’s “Specialized, Refined, Distinctive, and Innovative” SMEs for 2024, and has passed the Level-II Standardization Review for Safety Production in New Energy Power Generation Enterprises. Representative projects include the Weiqiao Zouping Park 12 MW / 24 MWh User-Side Energy Storage Peak-Shaving Demonstration Project; the First-Phase Engineering of Yinan County’s Holistic PV Initiative (86 MW); and Wanhua Chemical’s integrated energy solution featuring “PV-Storage Microgrid + Green Electricity Traceability.” The company’s business covers the entire Shandong Province and extends to regional project centers established in Hebei, Henan, and Jiangsu Provinces. It provides diversified cooperation models—including distributed energy development, energy storage system construction, intelligent O&M outsourcing, green electricity and green certificate support, and carbon management—for government platforms, industrial parks, large-scale industrial enterprises, and energy investors.

Shandong Luoxin Pharmaceutical Group Hengxin Pharmaceutical Co., Ltd. is a wholly-owned subsidiary of Shandong Luoxin Pharmaceutical Group Co., Ltd. (002793.SZ), engaged in the production of active pharmaceutical ingredients (APIs) and pharmaceutical intermediates. The company is positioned as a GMP-compliant API manufacturing platform integrating R&D, production, quality management, and compliant export operations, supporting the Group’s strategies of “API + formulation integration” and “green intelligent manufacturing upgrade.” Its core product portfolio comprises over ten API varieties, primarily in the anti-infective category (e.g., sodium cefuroxime, cefixime, azithromycin, clarithromycin) and cardiovascular therapeutics. Products mainly secure the internal formulation supply chain of Luoxin Pharmaceutical and are supplied to compliant domestic and international customers; exports cover India, Southeast Asia, the Middle East, Latin America, and other regions. The company maintains a quality management system compliant with ICH Q7 requirements and has completed API registration with China’s National Medical Products Administration (NMPA) (Registration No. Y20220001289, etc.), passed the U.S. FDA cGMP on-site inspection (cephalosporin API workshop inspection completed in June 2023), and obtained multiple European Directorate for the Quality of Medicines & HealthCare (EDQM) Certificates of a Suitability of the Monograph to the Composition of the Substance (CEPs). It also holds ISO 9001, ISO 14001, and ISO 45001 certifications and was designated in 2022 as a Shandong Province “Specialized, Refined, Distinctive, and Innovative” (SRDI) small- and medium-sized enterprise. Technologically, the company has established an intelligent continuous manufacturing line for cephalosporin APIs (commissioned in 2024) and continues advancing green synthetic process optimization and continuous flow technology applications; its project titled “Key Green Synthesis Technologies and Industrialization of Cephalosporin Antibiotics,” supported by these achievements, received the Second Prize of the 2023 Shandong Provincial Science and Technology Progress Award (Luoxin Pharmaceutical being the primary completing entity). Collaboration opportunities include customized API development and large-scale supply, joint green process optimization, international regulatory registration support, and contract manufacturing services compliant with cGMP/CEP/FDA standards.

Shandong Luoxin Pharmaceutical Group Co., Ltd. (Stock Code: 002793.SZ) is an integrated chemical pharmaceutical enterprise engaged in drug research and development, manufacturing, and marketing, focusing on major disease areas including gastrointestinal disorders, oncology, anti-infectives, respiratory diseases, and cardiovascular conditions. The Company’s core businesses encompass chemical active pharmaceutical ingredients (APIs), chemical finished dosage forms, biosimilars, and traditional Chinese medicine (TCM) preparations. Its key products include Lansoprazole for Injection (the first domestically approved product to pass consistency evaluation), Tegoprazan Tablets (China’s first approved potassium-competitive acid blocker), Ambroxol Hydrochloride Oral Solution (ranked No. 1 in retail pharmacy sales nationwide), Ceftriaxone Sodium for Injection, and Budesonide Suspension for Inhalation (LX-03), among others. Leveraging two national high-tech enterprises, one national enterprise technology center, one postdoctoral research workstation, and multiple provincial engineering technology research centers, the Company has undertaken ten national “Major New Drug Creation” Science and Technology Major Projects and received one Second Prize of the National Science and Technology Progress Award. As of the end of 2024, it holds 236 valid invention patents and has filed 32 PCT international patent applications; it has over 100 ongoing R&D projects, including LY01011, an innovative drug that has entered Phase II clinical trials. The Company operates integrated API and formulation manufacturing bases compliant with China’s Good Manufacturing Practice (GMP), U.S. FDA current GMP (cGMP), and European Directorate for the Quality of Medicines & HealthCare (EDQM) standards. Its three major production bases—Linyi, Hengxin, and Xiamen—have all obtained certification from China’s National Medical Products Administration (NMPA); certain workshops have also passed on-site inspections by the U.S. FDA. All production units are incorporated into China’s national drug traceability system, and the Company has achieved certification under ISO 9001, ISO 14001, and ISO 45001 management systems. Its products are distributed across all 31 provinces, autonomous regions, and municipalities directly under the Central Government of China, as well as Hong Kong and Macao, achieving over 85% coverage in primary healthcare institutions and over 70% coverage in Grade III hospitals. More than 20 products have obtained EDQM Certificates of a Suitability of Active Substance, FDA Drug Master File (DMF) registrations, or approvals from Korea’s Ministry of Food and Drug Safety (MFDS). In 2023, export revenue to Southeast Asia, the Middle East, Latin America, and other regions increased by 22.6% year-on-year. The Company offers diversified collaboration opportunities to domestic and international pharmaceutical enterprises, including technical cooperation, joint overseas regulatory registration support, customized development of APIs and formulations, generic drug consistency evaluation support, and collaborative clinical development of innovative drugs.

Shandong Lianmeng Chemical Industry Co., Ltd. is a national high-tech enterprise primarily engaged in coal chemical industry and integrating research & development, production, and sales of fertilizers and fine chemicals. It is a key chemical enterprise in Shandong Province and a council member of the China Nitrogen Fertilizer Industry Association. The company’s core businesses cover products including synthetic ammonia, urea, compound fertilizer, calcium ammonium nitrate (CAN), liquid carbon dioxide, methanol, and downstream novel fertilizers (e.g., stabilized fertilizers, water-soluble fertilizers), which are widely applied in agricultural cultivation, industrial gas supply, and environmental protection denitrification sectors. Relying on its National Postdoctoral Research Workstation and Shandong Provincial Certified Enterprise Technology Center, the company holds 23 authorized invention patents and 87 utility model patents, and has led or participated in formulating four national and industrial standards, including “Stabilized Fertilizers” (GB/T 38393-2019) and “Calcium Ammonium Nitrate” (HG/T 5512-2019). Its “Dual-Enzyme Urea Process Optimization Technology” and “Clean Production Technology for Urea-Ammonium Nitrate Solution (UAN)” have been included in the “List of Green Petrochemical Processes (2023 Edition)”; additionally, it has established China’s first intelligent production line for calcium ammonium nitrate with an annual single-line capacity of 300,000 tons. The company has obtained certifications for ISO 9001, ISO 14001, and ISO 45001 management systems, and holds all statutory licenses, including the “Work Safety Production License,” “National Industrial Product Production License (Fertilizers),” and “Pollutant Discharge Permit.” Representative collaborations include custom supply of slow-release compound fertilizer to Heilongjiang Farm Reclamation Jian San Jiang Administration at over 120,000 tons annually; undertaking CO₂ flooding support project for PetroChina Southwest Oil & Gas Field Company—supplying liquid carbon dioxide (contract volume totaling 180,000 tons from 2022 to 2025); and deep involvement in the Ministry of Agriculture and Rural Affairs’ “Integrated Demonstration Project for Fertilizer Reduction and Efficiency Enhancement Technologies” within the Shandong regional segment. Its compound fertilizer marketing network covers 22 provinces nationwide, supported by 17 regional warehousing and distribution centers; exports extend to Southeast Asian markets such as Vietnam, Indonesia, and Bangladesh, with foreign trade revenue accounting for 6.3% of total revenue in 2023. We sincerely invite agricultural service providers, energy and environmental protection enterprises, large-scale farms, and agricultural input distribution channels to engage in multidimensional cooperation—including product supply, technological collaboration, customized solutions, and joint application of green processes.

Shandong Jinjia Environmental Protection Co., Ltd. is a high-tech enterprise specializing in industrial wastewater treatment, resource recovery of high-concentration organic wastewater, and integrated environmental protection technology services. Based in Shandong Province and serving the entire country, the company is dedicated to providing full-lifecycle water environment management solutions for heavily polluting industries such as chemical manufacturing, pharmaceuticals, and new materials. Its core business activities include engineering, procurement, and construction (EPC) design and implementation for advanced industrial wastewater treatment; intelligent operation and maintenance services for wastewater treatment plants; research, development, manufacturing, and sales of environmental protection equipment; and sludge minimization and resource recovery. Among these, EPC projects for advanced industrial wastewater treatment and specialized operation services constitute the company’s primary revenue sources. Leveraging its independently developed “electrocatalytic oxidation coupled with bio-enhancement process” and “hierarchical, quality-based reuse technology for high-salinity, high-nitrogen wastewater,” the company has established technical capabilities applicable to complex water quality scenarios—including refractory pollutants, high ammonia nitrogen content, and high salinity—and holds 5 invention patents and 12 utility model patents. Its related technologies have been included in the “Shandong Province Key Environmental Protection Technology Promotion Catalog (2023 Edition).” The company holds Grade II professional contracting qualification for environmental protection engineering, a pollutant discharge permit (Lu Huan Xu Zi [2022] No. 037), and certification as a Level III enterprise for safety production standardization (environmental protection category), and has passed certifications for the ISO 9001, ISO 14001, and ISO 45001 management systems. Representative projects include the comprehensive wastewater upgrading and renovation project for a large chemical industrial park in Shandong (daily treatment capacity: 15,000 tons; COD removal rate ≥ 92%); the resource recovery project for high-ammonia-nitrogen mother liquor at a pharmaceutical enterprise in Zibo (ammonia nitrogen recovery rate > 85%; by-product: ammonium chloride); and the construction of an intelligent operation and maintenance platform for the wastewater treatment plant at the Jining New Materials Industrial Park. The company’s operations cover the entire Shandong Province and have completed six inter-provincial EPC projects in Henan, Hebei, Jiangsu, and other provinces. Current cooperation models include EPC general contracting, delegated operation and maintenance (O&M), technical consulting, and equipment supply.

Shandong Huayi Chemical Co., Ltd. is a leading enterprise specializing in comprehensive utilization of salt chemical resources, located in the Houzhen Marine Chemical Industry Park in Shouguang City, Shandong Province. The company focuses on fine processing of raw salt and development of high-value-added products. Its core business includes production and sales of food-grade and industrial-grade calcium chloride (annual capacity approx. 80,000 tons), high-purity bromine (annual capacity approx. 300 tons), sodium sulfate decahydrate (thenardite), and by-product industrial salt. Its products are widely applied across downstream sectors such as construction materials, pharmaceuticals, water treatment, and flame-retardant materials, primarily serving manufacturing enterprises in East China and North China. Leveraging continuous process optimization capabilities, the company has established an engineering-based practical foundation in energy conservation, consumption reduction, and continuous production, holding three utility model patents covering key technological improvements—including waste heat recovery from calcium chloride drying exhaust gas and anti-crystallization structural design for bromine purification towers. In terms of certifications, the company has obtained ISO 9001:2015 Quality Management System Certification and holds the National Industrial Product Production License for calcium chloride; its food-grade calcium chloride complies with the national standard GB 1886.263-2020 and is qualified to supply food additive manufacturers stably. It also holds a valid Pollutant Discharge Permit, and its environmental compliance meets Shandong Province’s local emission standards for atmospheric pollutants and watershed water pollutants. The company possesses import-export operating rights for goods, enabling domestic supply chain coordination and compliant export cooperation. For upstream and downstream partners along the industrial chain, it offers cooperative models including customized salt chemical product supply, technical collaboration and development, resource recovery solutions for by-products, and joint process optimization.

Shandong Huaxian Installation Construction Co., Ltd. is a comprehensive construction enterprise established in 2003, specializing in installation engineering for industrial and civil buildings. It operates within the building installation sector (E4830) of the construction industry, with mechanical, electrical, and plumbing (MEP) installation as its core competency. Its scope comprehensively covers fire protection systems engineering, building intelligent system integration, heating, ventilation, and air conditioning (HVAC) system construction, pressure piping installation, and special equipment installation. The company possesses integrated Engineering-Procurement-Construction (EPC) service capabilities—from engineering design and procurement to construction—with technical expertise focused on optimizing installation processes and intelligent operation & maintenance. It holds 11 utility model patents (e.g., adjustable pipe supports, intelligent end-of-line test devices for fire sprinkler systems) and 3 software copyrights. Its qualification system is complete: it holds Grade III General Contracting Qualification for Building Construction Projects, as well as Grade II Specialized Contracting Qualifications for Fire Protection Facilities, Building MEP Installation, Electronics & Intelligent Systems, and Special Engineering (Structural Strengthening). Additionally, it holds Pressure Piping Installation Licenses for GB1, GB2, and GC2 classifications, and a Special Equipment Installation, Transformation, and Maintenance License (for pressure piping). Representative projects include the MEP general contracting for the supertall mixed-use complex in Jinan Central Business District; the clean operating rooms and medical gas systems for a Class-A, Grade-III hospital in Shandong Province; and the MEP installation for the power station at Yantai Wanhua Industrial Park. Its service scenarios extend across healthcare facilities, public buildings, chemical industrial parks, and commercial complexes. Its business operations are primarily concentrated within Shandong Province, with key focus cities including Jinan, Qingdao, Yantai, and Weifang. The company has been consecutively awarded the title “Shandong Province Enterprise Honoring Contracts and Valuing Credit” for two years and has participated in drafting two local standards, including the “Shandong Province Technical Code for Building MEP Installation Engineering” (DB37/T 5172–2020). Serving owners, design institutes, general contractors, and industrial chain partners, the company offers diversified collaboration models, including specialized subcontracting, EPC general contracting, technical consulting, and system integration.

Shandong Haihua Co., Ltd. (Securities Abbreviation: Shandong Haihua; Securities Code: 000822.SZ) is a large state-controlled chemical listed enterprise, with the Weifang Municipal State-owned Assets Supervision and Administration Commission as its actual controller. The Company has long focused on the mid- to downstream segments of the marine chemical industry chain, featuring integrated, circular development of “salt–alkali–bromine–magnesium.” It ranks among China’s key producers of soda ash, calcium chloride, bromine, and fine chemical products. Its core businesses cover soda ash (light and heavy), industrial salt, calcium chloride, bromine series products (including elemental bromine, sodium bromide, calcium bromide, etc.), potassium sulfate, sodium bicarbonate, sodium nitrate, potassium nitrate, and certain organic bromides. These products are widely applied across industries such as glass manufacturing, alumina production, daily-use chemicals, pharmaceuticals, flame retardants, water treatment, and agriculture. Leveraging R&D platforms including a National-level Enterprise Technology Center and a National-Local Joint Engineering Research Center, the Company holds over 150 valid authorized patents (with invention patents accounting for more than 40%) and has led or participated in the formulation and revision of 12 national and industry standards—including “Sodium Carbonate for Industrial Use” and “Elemental Bromine.” It is certified under ISO 9001, ISO 14001, and ISO 45001 management systems; its soda ash product has been designated a “Shandong Famous Brand Product,” and its elemental bromine has been included in the “National Manufacturing Single Champion Product” cultivation list. The Company operates China’s largest single-capacity vacuum salt-making facility, an energy-efficient ammonia-soda process soda ash production line, and a leading vacuum distillation purification system for elemental bromine; it undertook a sub-project under the National Science and Technology Support Program and established a demonstration production line for ton-scale high-purity sodium bromide. Its brominated flame retardant intermediates supply major domestic PC/ABS manufacturers and are exported to South Korea, India, and the European Union. Its calcium chloride products consistently serve Sinopec and CNPC for winter de-icing and oilfield fracturing requirements. Internationally, the Company primarily engages in product exports, with export revenue accounting for approximately 8.6% of total revenue in 2023, mainly targeting Southeast Asia, South America, and the Middle East markets. The Company sincerely invites collaboration in areas including advanced bromine-based new materials, green and low-carbon process upgrades, circular economy projects, and customized chemical product supply.