Nantong Changrong Mechanical and Electrical Co.,Ltd is located near Shanghai two-hour economy circle which is the special elevator equipment production base of national torch plan. It owns about 22000 square meters of construction area, more than 30 quality engineers and the convenient transportation. Changrong is a professional elevator component company devoted to research, manufacturer, sales which has got ISO 9001 quality system certification, ISO 14001 environment system certification. ...   |