Zhejiang Zheng Tai Electrical Appliance Co., Ltd. is the largest manufacturer of low-voltage electrical appliances in China, specializing in the production and sales of low-voltage electrical appliances such as R&D, distribution electrical appliances, control electrical appliances, terminal electrical appliances, power electrical appliances and power electronics. "Zheng Tai" trademark was recognized as a well-known trademark in China, and "Zheng Tai" brand universal circuit breaker and plastic case circuit breaker series products won the title of "China famous brand products". In 2004, the company won the National Quality Management Award, the highest award in the field of quality management in China.

Adhering to independent innovation, the company has developed a series of low-voltage electrical products with independent intellectual property rights, reaching the international advanced level. The company has successively undertaken national key scientific and technological projects such as the Eighth Five-Year Plan, the Ninth Five-Year Plan and the Tenth Five-Year Plan, and has hundreds of patents at home and abroad. In 2004, NM8 series molded case circuit breakers won the second prize of scientific and technological progress in mechanical industry; In 2006, NA8- 1600 intelligent universal circuit breaker won the first prize of scientific and technological progress in machinery industry. Up to now, the company has developed more than 100 series, more than 200 basic new products with Chint's independent intellectual property rights, and three series of products, namely, communication intelligent universal circuit breaker, electronic overload relay and intelligent modular molded case circuit breaker, have been included in the torch plan project of the Ministry of Science and Technology.

Zhejiang Zheng Tai Electric Appliance Co., Ltd. ranks 366th among the top 500 companies in China with an operating income of 20107.03 million yuan and a net profit of12.62 million yuan.