In the relocation project of China Coal Shanxi Zhongxin Ganzhuang Coal Industry's fully mechanized mining equipment, 13 hydraulic supports need to be lifted for maintenance. The KYX-12X4 mining hydraulic frame hoisting device is decomposing the top beam and turning the top beam.

Xishan Coal and Electricity (Group) Co., Ltd. is working on the 18405 fully mechanized mining face in Tunlan Mine. Mine hydraulic boom type lifting device, the mine held a "quick installation" process site meeting.

The KYX-12X4 mining hydraulic frame lifting device was put into use at the North No. 1 201 working face of the Daxing Coal Mine of the Iron Coal Group. It was used for 15 days. 132 ZY6800-15/35 shielding supports were installed, each of 22 tons.