Jining Zhongzhong Intelligent Equipment Co., Ltd. sales of mining machinery and equipment, railway equipment, agricultural and animal husbandry machinery and equipment, environmental protection equipment, engineering machinery and equipment, fire-fighting equipment, electrical appliances, instruments and meters, steel; geological exploration and hydrogeological engineering technology of mining and beneficiation coal field, development and technical consultation of mining engineering technology; installation of coal mine machinery and equipment; design and development of computer software And sales; Internet information technology services; general goods and technology import and export business, etc