The separate plant covers about 30 acres, and the existing molding office area, employee quarters and production plant houses cover about 15 acres.About 15 acres remain.Workshop is 5 meters high, 30 meters wide (built in the middle, 15 meters each) and more than 80 meters in length.Transformer 50 kW.The office and staff dormitory are 20 in two rows.The existing 15 acres of supporting facilities have an annual rent of 350,000.The remaining 15 acres are charged separately if required.