Shandong China Coal Group Drilling Machine Branch

On April 22, after participating in the 133rd The China Import and Export Fair, merchants from Russia made a special trip to our group to purchase a batch of construction machinery and equipment. Ou H

On April 19th, Jin Cheng, Chief Economist of Jining Supply and Marketing Cooperative, Zhang Hongwu, Chief of Human Resources Section of Jining Supply and Marketing Cooperative, Full-time Deputy Secret

On April 6, Zang Lijuan, Deputy Secretary General of Shandong Electronic Commerce Association, visited China Coal Group, President of Jining E-Commerce Association, Li Zhenbo, President of Jining Cros

On April 12, Ji Hongyan, Chief of Intellectual Property Protection Section of Jining Market Supervision Administration, Li Jianshe, Chief of Network Transaction Supervision and Management Section, Wan

1. When the gasoline rock drill engine is pneumatic, gently pull on the starting rope after the ratchet mechanism is engaged. The direction of pulling the starting rope should be correct, and the forc

On the afternoon of April 11, Huang Jinhua, former secretary of the party group, first deputy director of the Standing Committee of the Rizhao Municipal People's Congress, and chairman of the Municipa