Factory profile · Rubber and silicone products
Dongguan Tongsheng Electronic Technology Co., Ltd.
Compiled from public sources on 14 October 2026. Not checked by Cambridge China Bridge. Not an endorsement.
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Facts from public sources
Figures, certificates, markets and the company type are what the company says about itself. We have not seen the certificates or the factory.
| Fact | What the source says | Source |
|---|---|---|
| Legal name (Chinese) | Not published by the company | [1] |
| Name in English (as published) | Dongguan Tongsheng Electronic Technology Co., Ltd. | [1] |
| Brand | Winsilicone | [1] |
| Established | 2014 | [1] |
| City and province | Humen Town, Dongguan, Guangdong | [1] |
| Company type | Manufacturer(self-described) | [1] |
| Main products | Custom silicone moulds and moulded parts; Silicone teethers; Silicone facial cleansing brushes; Silicone kitchenware and bakeware; Silicone O-rings and gaskets; Silicone electronics accessories | [1] |
| Size | The company reports a 2,000+ m² factory with 100+ staff, including 15 engineers, and in-house CNC tooling, compression moulding, liquid silicone injection moulding and a testing laboratory.(claimed by the company) | [2] |
| Certificates | ISO 9001:2015(claimed by the company) | [2] |
| Size band | Medium: 100+ staff, according to the company (s2). | — |
| CCB verification | Not checked by Cambridge China Bridge · CCB Verification Standard | — |
Sources
- Company website: Company homepage: English company name, brand, founding year, location and products — winsilicone.com(read 17 October 2026)
- Company website: Silicone overmoulding article: company claims about factory scale, processes and ISO 9001:2015 certification — winsilicone.com(read 17 October 2026)
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Last reviewed 17 October 2026 · Are you this company, or is something here out of date? Tell us and we will correct it.