Company news

Silica gel earplugs
What is liquid silica gel?
What is the NBR?
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Industry information

The silicone straw
Test method for finished products of o-type rubber sealing rings
Basic introduction of rubber seals
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Kingsi, founded on October 31, 2017, is a professional enterprise engaged in r&d and production of silicon rubber products and non-metal die-cutting products applied to mobile phones, computers, digital cameras, earphones, LCD monitors, sweeping robots, power supplies and other electronic products.

Certificates & Patents

We will provide the following product quality standard testing certificates through authorized testing institutions according to the specific needs of customers.