The injection production division focuses on multi-color parts and thick wall parts. According to a variety of thick wall lens products, using special customized machines, the injection parameters are stable and can be divided into seven sections. The workshop adopts manipulator and photoelectric induction conveyor belt for automatic production, and all products automatically flow into inspection room for full inspection. Automatic laser cutting product gate. A variety of optical testing equipment, stress detector, high and low temperature test chamber, salt spray test chamber and other physical performance testing equipment.