Jun Tengfa was established in 1995. It is an emerging enterprise integrating scientific research, development, manufacturing and sales of resistance welding spot welding machine automatic welding equipment. At the beginning of its establishment, the headquarters of Jun Evapotranspiration was located in Longgang, Shenzhen, and then moved to Yingcheng, Hubei. In 2017, in order to adapt to the growing market demand and considering the company's long-term development, the company decided to move its headquarters to Shanghai and changed its name to Jun. Evapotranspiration Industrial (Shanghai) Co., Ltd., as of the end of 2018, Shanghai Evapotranspiration Industrial (Shanghai) Co., Ltd. under its jurisdiction is Shanghai Jun Evapotranspiration Intelligent Equipment Co., Ltd., Ningbo Jun Evapotranspiration Automation Equipment Co., Ltd., and Jun Lei (Ningbo) Laser Technology Co., Ltd. There are several holding companies such as Tokefer (Dongguan) Welding Technology Co., Ltd., and there are branch offices in Shenzhen, Nanjing, Zhengzhou, Shenyang and other places.

As a national emerging enterprise, after more than 20 years of unremitting efforts, Jun evapotranspiration has a large number of cutting-edge welding technology products, including: medium frequency spot welding machine, inverter resistance welding machine, CNC resistance welding, laser welding equipment, automobile welding production line , Welding robot integrated system, high-speed steel drum seam welding machine, etc. In addition to other major automobile manufacturing and parts manufacturing enterprises in the country, it also penetrates into various industries such as aerospace, home appliance manufacturing, high-speed rail, and low-voltage electrical appliances. Team, excellent product design, technology that keeps pace with the times and reliable quality have enabled the "Jun Tengfa" brand to win the reputation of "reliable partner" in the welding equipment market at home and abroad.