The characteristics of digital microwave communication network are introduced, the route diagram of Fenxi mining bureau is presented, and some improving opinions are put forward.

Jiaokou County in central Shanxi Province is located in the west, the southern tip of Luliang City, east Xiaoyi, Lingshi, the marsh south county, Fenxi, stone floor, west, north of Shenyang.

According to bolt with cable and metal net supporting mechanism and the geologic condition of Fengxi Group Hexi mine, the roadway destroying cause and key supporting technique measure are analyzed.

The quality system establishment, product quality control method, quality inspection and supervision, service after sale and concerned concepts were introduced in this paper.

The products are sold: the provinces Datong, Yangquan, Xishan, Taiyuan Coal Gasification, Huozhou, Fenxi, Xuan Kong, Jin God;