Shanghai Yangzhong Electric Power Repairing Co., Ltd.
[ Trader ]Main business are Heat exchanger, Oil cooler
Shijiazhuang Changda Electromechanical Co., Ltd.
[ Manufacturer Trader ]Main business are High-efficiency heat exchange tube, High-efficiency air conditioning tube
Daqing Qiansheng Machinery Manufacturing Co., Ltd.
[ Manufacturer ]Main business are Water delivery unit, Oil field sewage-treatment plant, Chemical product.