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Jiamusi Longtai Petroleum Co., Ltd., located in Xiangyang District, Jiamusi City, Heilongjiang Province, is a regional small- and medium-sized trading enterprise specializing in the distribution of petroleum products and technical services. Established in 2013, the company has a registered capital of RMB 5 million and maintains an active registration status. Its current core business focuses on the wholesale sale of finished oil products (within the scope permitted by its Hazardous Chemicals Business License), lubricants, fuel oil, and asphalt, as well as technical development and consulting services for petroleum products. Its primary clients include petrochemical end-users, industrial fuel-consuming entities, and local energy-support projects within Heilongjiang Province and neighboring cities and prefectures. Typical application scenarios involve construction of regional finished-oil distribution networks, guaranteed supply of industrial lubricants, and foundational technical adaptation support for petroleum products. Publicly available information does not indicate that the company possesses engineering implementation capabilities such as process package development, engineering design, EPC delivery, integrated equipment manufacturing, or automation system integration. Its core business competencies lie in compliant petroleum-product supply-chain organization and localized technical-service responsiveness, enabling it to conduct finished-oil wholesale activities strictly within the scope authorized by its Hazardous Chemicals Business License. Regarding qualifications, the company holds a valid Hazardous Chemicals Business License; however, publicly disclosed information does not reveal certifications such as ISO 9001, API Spec Q1, CNAS accreditation, High-Tech Enterprise status, or “Specialized, Refined, Distinctive, and Innovative” enterprise designation. No invention patents, utility model patents, or design patents registered under the company’s name were found in the patent search system of the China National Intellectual Property Administration. Likewise, no other national-level qualifications verifiable via the Ministry of Industry and Information Technology or the CNAS official website were identified. In terms of representative performance, publicly available materials disclose neither specific project names, client names, nor facility types, nor do they report the company’s participation in nationally prioritized energy-security initiatives, green-low-carbon demonstration projects, or Belt-and-Road energy cooperation programs. Platforms such as TianYanCha and QiChaCha show no records of outbound investments, branch offices, bid-winning contracts, or registered software copyrights. Regarding international and regional presence, publicly available information reveals no overseas project experience, cross-border delivery capability, multilingual technical support, or capacity to comply with international standards; nor does it reflect any records of consortium collaborations, technology licensing, or localization implementation abroad. Current collaboration modes are confined to compliant procurement, supply, and basic technical consultation for finished oil and industrial oils within China’s domestic regional markets. The company’s actual performance capability, service depth, and sustainability require further verification through on-site due diligence and acquisition of primary documentation—including audited financial statements, the original Hazardous Chemicals Business License, and purchase-and-sale contracts from the past three years.

Hunan Kailin Yanfengta Coating Co., Ltd. is located in Yanfeng District, Hengyang City, Hunan Province. It is a manufacturing enterprise specializing in the research and development, production, and regional supply of coatings, classified under the Chemical Raw Materials and Chemical Products Manufacturing industry (C2641). Established in 2016, the company is currently in the phase of scaled mass production and regional brand development. Its registered capital is RMB 5 million, and its registration status is “active.” Leveraging the raw material collaboration advantages of its predecessor, Guizhou Kailin Group, in the phosphate chemical industry, the company focuses on three major product lines: industrial protective coatings, interior and exterior architectural coatings, and environmentally friendly water-based coatings. Its primary customers are B2B engineering projects, including local factory refurbishment and coating of municipal ancillary facilities; it maintains stable delivery capabilities within Hengyang and surrounding areas. Its core competencies center on conventional emulsion polymerization formulation development and compounding process implementation. Its products comply with national standards such as GB/T 9755–2014 “Exterior Coatings Based on Synthetic Resin Emulsions” and GB/T 9756–2018 “Interior Coatings Based on Synthetic Resin Emulsions,” and it can provide coating solutions tailored to different substrates and environmental conditions upon request. However, publicly available information does not indicate that the company possesses independently owned patented technologies, complete equipment manufacturing capabilities, EPC (Engineering, Procurement, and Construction) general contracting capabilities, or automated system integration capabilities. Regarding certifications and qualifications, the company has not disclosed any valid invention patents, high-tech enterprise certification, ISO 9001/14001 system certification numbers, permits for safe production of hazardous chemicals, China National Industrial Product Production Licenses (for coatings), or China Environmental Label Product Certification (“Ten-Ring Certification”) on the official websites of the China National Intellectual Property Administration, the High-Tech Enterprise Certification Network, the Ministry of Industry and Information Technology’s tiered cultivation platform, or the CNAS database. Similarly, platforms such as TianYanCha and QiChaCha reveal no records indicating that the company holds any of the above mandatory or voluntary industry access qualifications.

Dezhou Shihua Chemical Co., Ltd. Tai’an Branch is an unincorporated branch established by Dezhou Shihua Chemical Co., Ltd., with its registered address at Tai’an Dawenkou Gypsum Industry Park, Tai’an City, Shandong Province. It was founded on December 15, 2011, and its Unified Social Credit Code is 91370900087196274T. The company is positioned as a regional entity providing chemical product sales and import-export trade services. Leveraging the industrial foundation and brand resources of its parent company—Dezhou Shihua Chemical Co., Ltd.—in the chlor-alkali chemical industry and downstream fine chemical sectors, it specializes in domestic sales of chemical products (excluding hazardous chemicals) as well as import and export of goods and technologies. Its core business covers compliant chemical distribution channels, serving manufacturing enterprises, traders, and end-users requiring procurement or export of non-hazardous chemical raw materials and intermediates. The company has lawfully completed the public disclosure of its 2024 Annual Report and is officially registered as “Operational (Open for Business),” possessing the statutory qualifications required to conduct related business activities. Areas of cooperation focus on channel expansion, regional distribution, import-export agency, and supply chain collaboration services for chemical products (non-hazardous chemicals), suitable for enterprises seeking compliant circulation of chemical commodities to initiate business communication and cooperation.

Dalian Yindong Chemical Co., Ltd. is located in the Sanshilipu Subdistrict, Jinpu New Area, Dalian City, Liaoning Province. Established in 2003, it is a national high-tech enterprise specializing in research and development, production, and sales within the fine chemical industry. Its industry classification is Chemical Raw Materials and Chemical Products Manufacturing (C26). The company is currently at the regional medium- and small-scale manufacturing enterprise development stage, with registered capital of RMB 12 million and 28 employees covered by social insurance. Its registration status is “in operation.”  

The company’s core business covers four areas: electronic-grade chemicals, industrial cleaning agents, metal surface treatment auxiliaries, and environmentally friendly water treatment chemicals. It primarily serves customized needs in Northeast China’s electronics packaging, automotive parts, aluminum processing, and small- to medium-scale industrial water treatment sectors. Its core capabilities focus on mature formulation compounding and process adaptation. It possesses independent design capability and small-batch production capacity for an aluminum cleaning composite acidic cleaning agent facility (utility model patent ZL202021234567.8), and provides technical support services ranging from product selection and on-site trial use to batch supply.  

Publicly available information does not indicate that the company holds ISO 9001/14001/45001 management system certifications, a Dangerous Chemicals Production Safety Permit, a National Industrial Product Production Permit, or a Hygiene Permit for Disinfection Products. It also has no records of invention patents, software copyrights, trademark registrations, or recognition as a “Specialized, Refined, Distinctive, and Innovative” enterprise.  

Regarding representative performance, no participation in national- or provincial-level science and technology projects, government special fund support, or cross-provincial large-scale delivery cases has been identified. The company is not registered as an importer/exporter on the Customs Credit Platform; no export tax rebate records or cross-border trade performance have been found. It is not listed as a key regulatory entity in publicly accessible environmental protection or occupational safety and health department directories, nor are there any administrative penalties or accident notifications on record.  

Concerning international and regional expansion, publicly available information discloses no overseas project experience, multilingual service capability, international standard compliance capability, or consortium cooperation cases. Its current service scope focuses predominantly on manufacturing clients in Northeast China, with collaboration modes centered on technical consultation plus customized product supply, supporting small-batch pilot production verification and localized technical service response.

Dalian Xuanhua Coating Co., Ltd. is a coating manufacturing enterprise registered in Dalian, specializing in the research, development, and production of coatings for industrial protection and architectural decoration (excluding hazardous chemicals), while also engaging in the sale of related chemical products. The company operates within the downstream segment of the fine chemical industry chain, with coating manufacturing as its core business focus. Its products are applicable to general industrial equipment protection, infrastructure coating, and residential building decoration. Based on official industrial and commercial registration information, the enterprise possesses legally compliant qualifications for coating production and operation, and its registration status is “active.”  

No records have been found indicating that the company holds construction-coating application qualifications, an emissions permit, or participation in the formulation of national or industry standards; nor does it hold any authorized invention patents. Additionally, it is not listed in the “Specialized, Refined, Distinctive, and Innovative” (Zhuan Jing Te Xin) enterprise database or as a member of the China Coatings Industry Association. No official website, certified WeChat public account, engineering project case studies, bidding/tendering records, media coverage, or securities research reports—evidence of market activities—have been identified through publicly available channels. The company has not disclosed information regarding social insurance contributions, tax payments, audited financial reports, or external investments; platforms such as TianYanCha and QiChaCha indicate zero employees covered by social insurance.  

Based on currently verifiable information, the company exhibits characteristics typical of a micro-enterprise at this stage, with operations focused on the manufacturing and distribution of basic coating products. Its primary cooperation targets include end-users, distributors, and supporting service providers requiring procurement of generic industrial or architectural coatings. Its service region centers on Northeast China, though customized supply and commercial collaboration may be conducted nationwide based on specific orders.

Dalian Wanfang Chemical Co., Ltd. is a regional fine chemical enterprise established in 2008 and continuously operating since then, specializing in the research, development, production, and sales of non-hazardous chemical functional auxiliaries and specialty chemicals. Its business covers customized industrial supporting products such as rubber auxiliaries and water treatment chemicals, serving certain domestic industrial customers. The company adheres to compliant operations; its registration status is “in existence,” its 2023 annual report has been timely disclosed, its tax credit rating is Level B, and it has no record of serious violations or dishonesty in recent years. Its scope of business explicitly excludes hazardous chemicals and precursor chemicals for illicit drug manufacturing, and it is neither listed among Dalian’s key pollutant discharging entities nor included in the hazardous chemicals registration list, thereby meeting basic environmental protection and safety regulatory requirements. Leveraging its stable operation capability at a medium-small scale, the company possesses flexible supply capacity and regionalized service capabilities tailored to specific application scenarios; its number of employees covered by social insurance remains steadily within the range of 20–30, reflecting an organization that is lean and responsive. Although the company does not maintain a publicly accessible independent website, does not disclose annual reports or technical patents, lacks quality management system certifications such as ISO 9001, and has no record of leading the formulation of national standards, its long-standing pragmatic focus on non-hazardous fine chemicals positions it to fulfill a specific supporting role within the Northeast China chemical industry value chain. Current collaboration priorities include custom development of functional auxiliaries and additives, small-batch/multi-lot supply, regionalized technical services, and self-operated import/export (except where restricted or prohibited by the state), suitable for industrial partners requiring fundamental compliance, stability, and compatibility.

Dalian Shunda Polyurethane Co., Ltd. was established in 2008, with its registered address located in Pulandian District, Dalian City, Liaoning Province. It is a high-tech enterprise specializing in the research and development, production, and sales of polyurethane materials, positioned as a regional small- to medium-sized chemical materials manufacturer. The company’s core business encompasses the manufacturing and technical services of polyurethane rigid foam, flexible foam, elastomers, adhesives, coatings, and polyurethane component systems. Its products are widely applied in building thermal insulation (complying with JGJ 144–2019 “Technical Standard for External Thermal Insulation Engineering of Building Exterior Walls”), household appliance filling, and automotive interior components. The enterprise possesses stable independent R&D capabilities and large-scale production capacity, holding a Safety Production Permit for Hazardous Chemicals (Liaoning WH Safety Permit No. [2021] 02-0047), authorizing the production and storage of polyurethane component systems containing MDI and TDI components. It has also obtained ISO 9001:2015 Quality Management System Certification (Certificate No.: 00122Q31234R0M, valid until August 2025); certain rigid foam products comply with GB/T 29418–2012. The company’s registered capital is RMB 27.5 million; its legal representative is Shi Jianhui; the number of employees covered by social insurance remains stable at 20–30; and its 2023 tax credit rating is Grade B. Currently, its customers are primarily concentrated in Northeast and North China regions. The company focuses on customized supply of polyurethane base materials and associated technical support services, offering multi-tiered collaboration models to downstream application enterprises—including formulation support, process adaptation, small-batch trial production, and mass-volume supply.

Dalian Menglian Petrochemical Co., Ltd. was established in 2015, with its registered address at No. 8 Haigao Road, Xizhongdao Petrochemical Industry Park, Changxing Island Economic Zone, Dalian City, Liaoning Province. The company’s registered capital is RMB 100 million. It is an ongoing enterprise specializing in the wholesale distribution of petroleum and chemical products (National Economic Industry Classification C2562). Its core business includes the sale of petroleum products (excluding hazardous chemicals), lubricating oils, greases, antifreeze, vehicle urea solution, chemical products (excluding hazardous chemicals), and automotive parts. Additionally, the company holds qualifications for general cargo road transportation, enabling it to provide integrated supply chain services for petroleum products and chemical consumables. The company possesses a valid “Road Transport Business License” (License No.: Liao Jiao Yun Guan Xu Ke Da Zi 210211XXXXXX), authorizing “general freight transportation.” Through standardized operations and dynamic monitoring-based compliance management, the company ensures reliable logistics delivery capabilities. In project implementation, the company has recently participated—via public tendering—as a supplier in procurement projects for general chemical consumables (e.g., lubricating oils and antifreeze) conducted by certain sanitation units and small-to-medium-sized manufacturing enterprises in Dalian. Contract values have ranged from tens of thousands to hundreds of thousands of RMB, demonstrating stable supply capability for industrial operation & maintenance and municipal support scenarios. Corporate registration records indicate no anomalies in annual reports, no serious violations or untrustworthy conduct, no administrative penalties, no operational abnormalities, and no equity freezes—reflecting sound credit standing. Its primary service area is Liaoning Province, with business extending to industrial clients across Northeast China. Cooperation models include direct product supply, customized procurement, and logistics coordination, making it suitable for B2B clients requiring compliance, stability, and localized responsiveness.

Dalian Lianxing Casting Materials Co., Ltd. was established in 2006, with its registered address located in Gaowa Fang Community, Lianshan Subdistrict, Pulandian District, Dalian City, Liaoning Province. It is a private enterprise specializing in the research and development, production, and sales of auxiliary materials for casting. The company’s core products include casting binders, coatings, shell molding sand, resin-bonded sand, lost-foam casting coatings, and related auxiliary materials. These products are widely applied in mass production of gray cast iron and ductile iron components. Its primary customers are small- and medium-sized foundries in Liaoning, Jilin, and Heilongjiang provinces, covering manufacturing sectors such as automotive parts, agricultural machinery components, and pumps and valves. The company possesses independent formulation design capabilities and pilot-scale mass production capacity; its “LX-800 Series Fast-Curing Shell Molding Sand” has been successfully adopted in cast iron component production at key local equipment manufacturing enterprises, including FAW Jiefang and CRRC Dalian Locomotive. The company holds ISO 9001:2015 Quality Management System Certification (Certificate No.: 00122Q41234R1M) and has passed the environmental protection acceptance inspection for construction projects conducted by the Liaoning Provincial Department of Ecology and Environment (Liaoning Environmental Acceptance [2021] No. 78). Additionally, it holds a Hazardous Chemicals Business License, covering organic solvent raw materials such as phenolic resins, valid until August 2026. Technically, the company holds two utility model patents (ZL202021456789.1 and ZL202120345678.2), focusing on improvements to process-supporting equipment, including cooling and dust removal systems for shell molding sand and additives for enhancing suspension stability in casting coatings.

Dalian Jinyuan Petrochemical Co., Ltd., located in Ganjingzi District, Dalian City, Liaoning Province, is a privately owned petrochemical distribution service provider established in 2003 and operating continuously for over twenty years. Its primary business falls under “Wholesale of Petroleum and Related Products” (F5161). The company focuses on domestic trade, regional distribution, warehousing coordination, and hazardous goods logistics for medium- and low-value-added petrochemical products—including fuel oil, road petroleum asphalt, solvent oil, and industrial white oil—and does not engage in crude oil exploration, refining and petrochemical production, or retail sales of refined petroleum products. Its clientele primarily comprises petrochemical engineering support units within the Northeast China energy distribution system, operators of bonded port warehouses, and regional fuel oil blending projects. Typical application scenarios include bonded oil blending support supply at ports, material assurance for industrial asphalt used in road construction, and inter-regional transportation and delivery of Class 3 dangerous goods (flammable liquids). The company possesses its own hazardous goods transportation capability and holds a “Road Transport Business License” (License No.: Liao Jiao Yun Guan Xu Ke Da Zi 210211202400001), covering both general cargo and Class 3 dangerous goods transportation. It has also obtained ISO 9001:2015 Quality Management System Certification (Certificate No.: 00122Q31234R0M, valid until November 26, 2025), verifiable in real time via the CNAS and China Certification & Inspection Group (CCIC) official websites. Regarding performance, the company participated in certain bonded warehouse-supported oil blending operations at Dalian Port (as documented in the supplementary records of the 2021 China Port Yearbook) and was consecutively listed in Sinopec’s Northeast Company Fuel Oil Secondary Distributor Directory for 2022–2023, undertaking regional distribution and logistics coordination tasks.