Hangzhou Zhongheng Electric Co., Ltd. engages in the research, development, production, and distribution of high frequency switch power supply systems. Its products include high voltage direct current power supply, electric vehicle charging system, communication power supply, electric power supply, and uninterruptible power supply. The company was founded by Zhu Guo Ding on May 22, 1996 and is headquartered in Hangzhou, China.