Shandong China Coal Import & Export Co., Ltd.

The working principle of a battery mine electric locomotives is similar to that of a wire-type mine electric locomotives. The direct current provided by the battery drives the motor through components

The severe epidemic situation of "new coronavirus infected pneumonia" affects the hearts of every Chinese people, and also stimulates the majestic strength of unity of all people.

Light steel rails are used to lay railways. They must withstand the pressure, impact load and friction during train operation, and they must have sufficient strength and certain toughness. The quality

After rigorous review by the competent authority's recommendation, form review, and expert review, recently, Jining Science and Technology Bureau identified the 2019 Jining High-tech Enterprise List.

What the mine electric locomotives transports: In the production process, it transports ore, waste rock, materials, equipment and personnel, etc. It is one of the main factors that organize production

Why is the mine wagon gearbox designed to exist?