Shandong China Coal Group Drilling Machine Branch

The water well drilling rig is a new type of high-efficiency and multi-functional hydraulic drilling rig; the drilling rig is mainly used for drilling drilling wells, monitoring wells, geothermal air

In order to promote the high-quality development of technical education in Jining City, better serve the city's new and old kinetic energy conversion and industrial restructuring, according to the spi

On October 30th, the 18th China International Coal Mining Technology Exchange and Equipment Exhibition hosted by China Coal Industry Association was held at the China International Exhibition Center i

According to the requirements of the China Small and Medium Enterprises Association SMEs"Specialized And New" Evaluation Method, after the enterprise credit inquiry, data review, statistical analysis

Recently, the Agricultural and Rural Affairs Department of Anhui Province carried out the second independent investment of agricultural machinery purchase subsidy products in 2019, and organized exper

In order to do a good job in the deep integration of the coal industry in the new era, promote the high-quality development of the coal industry, and summarize the exchange of industry and advanced re