In April 2017, Tong Hi-Tech undertook the project of Changan Automobile’s new factory in Hefei base, responsible for the “turnkey project” of the laser soldering station for the top cover of the S311 model.

According to customer needs, the project adopts a double-station layout plan, an upper and lower two-tier structure, 4 laser welding robots and 2 roof gripper handling robots, of which a single station can reach 4 models +30JPH production capacity, 60JPH reserved for speed increase Potential, truly achieve the "three high" requirements of high flexibility, high beat, high quality.