On July 12, 2021, China southern power grid co., LTD extra-high voltage power transmission company in 2021, main wire and part of a device framework of the public bidding results, Pingxiang High Class Insulator Co.,Ltd. Relies on the abundant technical strength and good market reputation, successfully won the bid "mark: ± 500 kv and above dc porcelain plate type suspension insulator" project.

The bid was awarded after the "Wudong Power Station to Guangdong and Guangxi UHV Multi-terminal DC Demonstration Project" of China Southern Power Grid Co., Ltd. uHV Transmission Company was put into operation on December 27, 2020. Pingxiang High Class Insulator Co.,Ltd. Will once again to China southern power grid co., LTD of extra-high voltage power transmission company ± 500 kv and above for HVDC project contribute little of their own power, Pingxiang High Class Insulator Co.,Ltd people will not forget the beginner's mind, to improve the quality of service, with all my heart in the developing progress, we will be adhering to the "credibility, innovation" spirit of enterprise, With first-class technical products and thoughtful after-sales service to give back to users, for the development of smart grid to contribute their own strength!!