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Hangzhou Top Win 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 end-product fields. The company's competitive advantage is rooted in its founders, who possess extensive expertise in both the upstream and downstream sectors of the supply chain.

 

Specializing in the research and development, production, sales and marketing of silicone-based special functional performance materials, Topwin also serves as a professional provider of technical services. Our products are mainly used in Release Coating for Paper & Film, Coatings and Inks, Leather and Textile, Crop protection, Polyurethane Foam, Personal Care and others.

 

Topwin
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.
Technical 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.

Industry News

28 2025-03
【Invitation Letter】Welcome to visit Topwin at LABELEXPO MEXICO 2025 Welcome to visit Topwin at LABELEXPO MEXICO 2025 Exhibition Dates: April 1st to 3rd, 2025 Exhibition Venue: Av. Mariano Otero #1499, Col. Verde Valle, Guadalajara, Jalisco, México. Booth Number: C88
13 2025-03
【Invitation Letter】Welcome to visit Topwin PU Tech Expo Thailand 2025 Sincerely welcome to visit Topwin PU Tech Expo 2025 for polyurethane communication Exhibition Time: March 12 - 14, 2025 Exhibition Hall: Bangkok, Thailand Venue: Hall 101, BITEC - Bangna Booth No.: T9
26 2025-02
Properties of Organic Silicon Coatings Silicone resin boasts exceptional properties, including heat resistance, cold resistance, moisture resistance, hydrophobicity, and weather resistance. As a result, it is widely utilized in the special coatings industry, particularly as a base for silicone coatings
26 2025-02
Basic of Silicone Emulsions Silicones are semi organic polymers consisting of silicon atoms alternating with oxygen atoms with methyl groups attached to the silicon atoms. The basic polymer structure is polydimethylsiloxane.
26 2025-02
Water-based Textile Coating and Silicone Rubber Coating in Outdoor Products Water-based textile coatings and silicone rubber coatings are widely used in outdoor products due to their unique properties, which enhance durability, weather resistance, and overall performance. Here's how these coatings are applied in outdoor products:
26 2025-02
Polyurethane Exhibition-Utech Southeast Asia UTECH Southeast Asia was held in Marina Bay Sands, Singapore from Nov.13-14, 2024.
26 2025-02
Silicone Release Coating: A High-Performance Solution for Tape Manufacturing In the realm of adhesive tape production, the release coating stands as a pivotal element that influences the quality, efficacy, and dependability of the end product. Among the various types of release coatings on the market, silicone release coatings are distinguished by their exceptional performance, making them the preferred choice for many manufacturers.
26 2025-02
Silicone Release Coating: Benefits for Food Packaging n the realm of food packaging, preserving the integrity and quality of foodstuffs is of utmost importance, particularly when handling items that are sticky, fragile, or delicate. Silicone release coatings have evolved into an indispensable solution for crafting packaging that not only preserves the freshness of food but also guarantees ease of handling, protection, and convenience.
26 2025-02
The Importance of Qiankai Port to Latin America Here are the key pieces of information about the news regarding Qian Kai's arrival in Shanghai
26 2025-02
Silicone for Polyurethane Panel In recent years, with the rigid rapid development of the building energy-saving market, polyurethane foam panels have been widely used as primary materials for the insulation market.