At present, there are still many domestic UPS power supply brands, but there are only a few that are really good. The relatively good brands are: COSTAR, Kehua, SORED, EST, Shante et al.

First, EAST (founded in 1989, China's largest UPS power supply R&D and manufacturer, China's well-known trademark, Guangdong Province famous brand, the world's leading overall power supply solution provider, Guangdong EAST Special Power Supply Co., Ltd.)

Second, APC (founded in the United States in 1981, a global industry leading brand, one of the world's largest UPS suppliers, one of the top ten UPS uninterruptible power supply brands, and an American power conversion group ), acquired by Schneider.

Third, Emerson (in 1980, the world's leading engineering technology solutions provider, a Fortune 500 company, a large multinational group, Emerson Electric (China) Investment Co., Ltd.)

Fourth, Merlin Gerin MGE (the world's leading power distribution brand belongs to Schneider Electric Group, the main pioneer of international standards in the field of power distribution, Schneider Electric (China) Investment Co., Ltd.)

Fifth, EATON (founded in the United States in 1911, a century-old brand, a global industry leading brand, one of the world's largest UPS suppliers, Eaton (China) Investment Co., Ltd.) was acquired by Schneider.

Sixth, Kehua KELONG (a well-known trademark in China, one of the largest high-end UPS power supply manufacturers in China, a national key high-tech enterprise, Kehua Hengsheng Co., Ltd.)

Seventh, KSTAR (one of China's UPS R&D and production enterprises, national high-tech enterprise, industry famous brand, Shenzhen KSTAR Technology Co., Ltd.)

Eighth, Santak ( High-tech enterprise, Guangdong famous brand, a manufacturer specializing in the development, production and operation of uninterruptible power supply UPS, Shante Electronics (Shenzhen) Co., Ltd.)

Ninth, Delta Delta (switching power supply products are in The world's leading brand, one of the world's largest manufacturers of DC regulated power supplies, Delta Electronics Industry Co., Ltd.)

Tenth, Ouyimei (specialized in the research and development, production and sales of small and medium-sized UPS power supplies) International manufacturer, Guangdong Ouyimei Power Technology Co., Ltd.)