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.
We will provide the following product quality standard testing certificates through authorized testing institutions according to the specific needs of customers.
Why do many people use silicone straws nowadays?...
test method...
brief introduction...