In May 2018, Foshan WALTEK EMC Lab participated in the "CVC2018E01 single-phase input current≤16A harmonic emission test of electronic and electrical products" organized by Weikai Testing Technology Co., Ltd. in 2018. The test result and the specified value are "0". Deviation, the result is satisfactory.

The Water Test Group was founded in 2003 and is headquartered in Shenzhen. It is an independent and professional third-party testing and certification organization. It has three major strength brands: Water Test, Iridium Test, and Sentence Test, as well as various branches in Foshan, Dongguan, Zhongshan, Suzhou, Ningbo, Hunan and Hong Kong. The service network covers the whole country.