[Shaanxi Drum Power: holding subsidiary plans to invest 300 million yuan in Hami Qinfeng Gas] the holding subsidiary Qin Feng Gas Co., Ltd. is to invest in Hami Qinfeng Gas Co., Ltd., which will be responsible for the new 60000Nm ³/ h air separation project, which will provide gas products for Zhonghe Hezhong's annual production of 1 million tons of acetic acid and its downstream products, with an estimated total investment of 300 million yuan.