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wuxi hongshneg heat exchanger manufacturing Corporation Limited was established

Changed name to be Wuxi Hongsheng heat exchanger manufacturing incorporation

The foundation of the new plant in 5# bridge industry park

Approval of IPO by China Securities Regulatory Commission

Hongsheng was listed at Shanghai Stock Exchange

Acquisition of Guanyun heat exchanger Co., Ltd

Set up Hanzhong hongsheng-zhonghong new energy Co., Ltd