2 Dongdong (1989, China's largest R&D and ups power supply manufacturer, China's well-known trademark, Guangdong's famous brand, the world's leading overall power supply solution provider, Guangdong Dongdong Power Supply Co., Ltd.).
3 APC( 198 1 founded in the United States, the world's leading brand, one of the world's largest UPS suppliers, the top ten UPS uninterruptible power supply brands, and the American Power Conversion Group) was acquired by Schneider.
4 Emerson Emerson (in 1980, Emerson Electric (China) Investment Co., Ltd., the world's leading engineering solution provider, a fortune 500 enterprise and a large multinational group).
5 Mei Lan Rilan MGE (the world's leading power distribution brand belongs to Schneider Electric Group, the main pioneer of international standards in the power distribution field, Schneider Electric (China) Investment Co., Ltd.)
6 Eaton Eaton (19 1 1), a century-old brand and one of the largest UPS suppliers in the world, was acquired by Schneider.
7 Ke Hua Kelon (China well-known trademark, one of the largest manufacturers of high-end UPS power supply in China, national key high-tech enterprise, Ke Hua Hengsheng Co., Ltd.)
8 Costar KSTAR (one of China UPS R&D and production enterprises, a national high-tech enterprise, a famous brand in the industry, Shenzhen Costar Technology Co., Ltd.)
9 Shante (a high-tech enterprise, a famous brand in Guangdong Province, a manufacturer specializing in R&D, production and operation of UPS, Shante Electronics (Shenzhen) Co., Ltd.)
10 Delta (switching power supply products are the world's leading brands, and Delta Electronics Industry Co., Ltd., one of the largest DC regulated power supply manufacturers in the world).