Introduction to Changchun Research Institute of Hangzhou Zhouju Electronic Technological Co.,Ltd: Hangzhou Zhouju Electronic Technological Co.,Ltd Changchun Research Institute (hereinafter referred to as Changchun Research Institute) was established in March 2019. It is a branch of Hangzhou Zhouju, located in Konghui Automobile Institute, No. 5177, Chaoda Road, High-tech Zone, Changchun City. Changchun Research Institute has inherited the frequency conversion motor drive technology of 20 years study of Professor Gong Yimin's team from Jilin University, providing complete frequency conversion product solutions. The Changchun Research Institute currently has 35 employees, including 6 PhDs and 10 masters. The Changchun Research Institute has a strong scientific research atmosphere. Team members unite and help each other, and it adopts flat management.

Zhejiang Zhouju Electronic Technology Co., Ltd. was established on March 15, 2019. It is located in Tianzihu, Tianzihu Town Industrial Park, Anji County, Huzhou City, Zhejiang Province. It covers an area of 30 acres, with a total investment of 140 million yuan and a fixed asset investment of 125 million yuan. Newly built production 24,000 square meters of workshop; 300 sets of placement machines, automatic plug-in machines, ICT, AOI, reflow soldering machines, wave soldering machines, automated assembly lines, and intelligent testing equipment were newly added; The power capacity is increased by 2500KW, forming an annual production capacity of 6 million sets of permanent magnet synchronous motor DC variable frequency drives. After the project is put into production, it is estimated that the annual added value will be 50 million yuan, the sales income will be 500 million yuan, the profit will be 30 million yuan, and the tax will be 21.3 million yuan. Pre-planned come into service in 2021-8.

Located in the leisure center-Hangzhou, Zhejiang, it is a national high-tech enterprise integrating R&D, manufacturing, sales and service of intelligent brushless DC inverter drive controllers. The company has an existing plant of 10,000 square meters and more than 300 employees. Among them, there are as many as 40 engineers with rich experience in the frequency conversion industry. The sales in 2018 reached 200 million yuan.