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In the afternoon of March 28, Deputy Mayor of Jining Municipal People's Government, Secretary of the Party Committee and Director of the Municipal Public Security Bureau, Li Haiyang, Deputy Secretary-

On the morning of March 27th, many leaders of Jining Supply and Marketing Co. visited China Coal Group for a visit and inspection on the research and development of UAV production and the next coopera

According to the "Measures For The Evaluation Of Technology-based Small And Medium-sized Enterprises" (Guoke Fazheng [2017] No. 115).And the relevant provisions of the "Notice On Carrying Out The Eval

Hydraulic water well drilling rig is an efficient and multifunctional drilling equipment. Water well drilling rig is mainly suitable for drilling water wells, agricultural irrigation wells, ground sou

In order to further advance the strategic layout of the Group's intelligent manufacturing, China Coal (Yantai) Intelligent Manufacturing Technology Co., Ltd., which was invested and established by Sha

Pneumatic pavement breaker is a tool powered by compressed air, compressed air by cutting to the two ends of the cylinder block, so that the hammer reciprocating movement through the hammer cushion im