SUZHOU DIAO ELEVATOR CO., LTD.: 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 ...