DIAO has Elevator Manufacture Center, Escalator Manufacture Center, Host Manufacture Center, Door Machine Manufacture Center, Control Cabinet Manufacture Center and Technical R D Center. Annual productive capacity is over 30,000 sets.Suzhou Gmdeo Elevator Co.,Ltd. is a famous and large-size Sino-German Joint Venture Elevator Manufacturer in the elevator industry. The company covers an area of 13.33 hectares. DIAO has Elevator Manufacture Center, Escalator Manufacture Center, Host Manufacture Center, Door Machine Manufacture Center, Control Cabinet Manufacture Center and Technical R D...