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Hangzhou Topwin Technology Development Co.,ltd

Topwin is established by Wynca Group together with several specialty silicone companies for the purpose of integrating the complete Silicone industry chain and marketing into the final products fields. The company gains competitive advantages from its founders who are sophisticated industrial players in both upstream and downstream supply chain.

Topwin is specialized in research, production, sales and marketing in silicone-based performance materials and a professional technical service provider. Our products are mainly used in polyurethane foam, textile and leather, inks and coatings, paper release coating, personal care and agriculture, etc...

Topwin is one of the leading & professional manufacturer specialized in producing all kinds of SILICONE BASED new materials.
Wynca Group
Topwin is a member of Wynca,
Wynca is one of the top 500 chemical enterprise in China and the top 20 agrochemical sales enterprise in the world.
Teachnique service
A R&D team with more than 20 years'
experience, have domestic top-level engineers in silicone surfactant industry.
Customer service
Have perfect innovation system, provide stable quality with competitive price and excellent service.