Zhejiang Zhongwei Chemical Co., Ltd
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Hangzhou Coolwe Chemical Co., Limited.
🇨🇳 China
202211-50 peopleTrading CompanyOEM manufacturer
Product customization
High product rating
Key market
Oceania
Review
5
Description
Hangzhou Coolwe Chemical Co., Limited., also known as HangZhou Kuwei Chemical Co., Ltd., is a specialized chemical supplier based in Hangzhou, China. Established in 2022, the company has rapidly developed into a prominent provider of refrigerant gases and cooling solutions, leveraging a decade of experience in the domestic market and five years in international trade. The company's core product portfolio includes a wide range of refrigerant gases such as R134a, R410a, R404a, R1234yf, R32, R600a, and R290, alongside specialty items like Mapp gas, MAP-Pro, and propylene (R1270). Beyond chemicals, they supply helium gas cylinders, welding tools for refrigeration, and car care products. Hangzhou Coolwe serves as a comprehensive source for compressors, motors, and A/C spare parts. Operating with a workforce of 11 to 50 employees and reporting annual revenues exceeding US$100 million, the company maintains a strong focus on quality control and technical solutions. Their products meet international standards, including CE and DOT certifications, ensuring reliable quality for global distribution. The company offers contract manufacturing services, including OEM and buyer label options, and exports to diverse markets across Asia, Europe, North America, South America, Africa, and Oceania.
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Jiaozuo Zhongwei Special Products Pharmaceutical Co., Ltd.
🇨🇳 China
2007101-200 peopleManufacturer/Trading CompanyHigh-tech enterprise
Patented technology
Low MOQ
Eco-friendly supplier
Shipments
157
Key customer
IRIS INGREDIENTS
Key market
🇮🇳 India
Description
Jiaozuo Zhongwei Special Products Pharmaceutical Co., Ltd. is a leading high-tech manufacturer based in Jiaozuo, China, specializing in the research, development, and production of Polyvinylpyrrolidone (PVP) series products. Established in 2007, the company operates a 29,304-square-meter facility with an annual production capacity of 6,500 metric tons. As an integrated enterprise, it serves as a critical supplier of pharmaceutical excipients, food additives, and specialty chemicals for the personal care, beverage, and industrial sectors.
The company's extensive product portfolio includes PVP Homopolymers (K-series such as K15, K17, K30, and K90), Copovidone (VP/VA copolymers), Crospovidone (PVPP), Povidone Iodine (PVP-I), and monomers like N-Vinylpyrrolidone (NVP) and 2-Pyrrolidone. These products are utilized as binders, disintegrants, solubilizers, and thickeners in pharmaceutical formulations, as well as clarifying agents in the beer and wine industries.
Jiaozuo Zhongwei maintains rigorous quality standards, holding numerous international certifications including ISO 9001, ISO 14001, ISO 22000, HACCP, HALAL, KOSHER, and FDA registration. Its pharmaceutical-grade products comply with global pharmacopoeia standards (USP, EP, BP, JP, IP) and have earned European CEP and REACH certifications. With a dedicated R&D center and 28 patents, the company provides OEM and contract manufacturing services to a global market spanning North and South America, Europe, Southeast Asia, and the Middle East.
Crospovidone
Crospovidone
