Seewin bathroom has a full range of core technology laboratory testing equipment and a team of professional personnel, introducing various types of high-precision professional testing equipment to create Seewin’s "hard-core laboratory".

After years of improvement, Seewin laboratory has been authorized by UL for UL witness testing, which makes Seewin bathroom the first and the only company in the intelligent toilet industry in China that has a UL-certified laboratory.

It indicates that the management level and testing capability of Seewin Bathroom Center Laboratory have reached the internationally recognized level, and the testing report issued has international authority and credibility.