The flowing water ultraviolet disinfector of Youweixin UV-C deep ultraviolet light source has obtained the "Hygiene License Approval for Products Involving Drinking Water Safety" issued by the Hubei Provincial Health Commission.

The "Hygiene License Approval for Products Involving Drinking Water Safety" is an authoritative document issued by the health department in accordance with the requirements of Article 4, Article 12, and Article 21 of the "Measures for the Supervision and Management of Drinking Water Hygiene" to enterprises that produce products related to drinking water hygiene and safety, marking their hygiene and safety.