Shandong China Coal Import & Export Co., Ltd.

Mine electric locomotives are power taken from the circuit by the electric bow. When the motor car is running, the pantograph slides along the overhead line. The power supply mode of the overhead elec

In order to implement the decision-making arrangements of the Party Central Committee, the State Council, the provinces and municipalities on optimizing the business environment, and continuously opti

In order to thoroughly study and implement Xi Jinping's new era of socialism with Chinese characteristics and the spirit of the 19th Party

The rail tamping machine is used for power and does not require auxiliary equipment such as air compressors and power supplies. It is compact and easy to carry;

In order to further promote the implementation of the Shandong Province Industrial Internet Platform Cultivation Project and promote the province's high-quality economic development, the Shandong Prov

Recently,the latest research and development products of Shandong Carter Intelligent Robot Co., Ltd. under the China Coal Group--3WWDZ-16 Plant Protection Drone successfully passed the technical appra