How about Deyang Yingjie Electric?

This company is quite good.

Sichuan Yingjie Electric Co., Ltd. was established in 1996 and is located in Deyang City, Sichuan Province. It is a professional industrial power supply design and manufacturing enterprise. It was listed on the GEM of the Shenzhen Stock Exchange on February 13, 2020. The company is National high-tech enterprise, national intellectual property advantageous enterprise, national specialized and new "little giant" enterprise, and the first batch of 100 outstanding private enterprises in Sichuan Province.

Yingjie Electric has an experienced and skilled R&D team to provide customers with a full range of power solutions. The company currently has 791 employees, of which R&D personnel account for more than 20%.

Yingjie Electric focuses on independent research and development and technological innovation, and has obtained a number of patents and intellectual property certifications. These include 8 registered trademarks, 17 software copyrights and 261 patent information. These patents and intellectual property rights provide a strong guarantee for Yingjie Electric's technological innovation and market expansion.