Shandong Dongda mechanical and Electrical Co., Ltd. is located in Jining City, Shandong Province, which is the "hometown of Confucius and Mencius". It is surrounded by scenic spots such as Sankong holy land, Taishan Mountain, Weishan Lake and shuipo Liangshan Mountain. It is adjacent to the Beijing Shanghai railway in the East, the Beijing Hangzhou canal in the west, and the Ridong Expressway in the north. The company has a registered capital of 31.18 million yuan, covers an area of 80000 square meters, and has total assets of more than 80 million yuan. The company has strong technical force, with more than 280 employees, including more than 80 professional and technical personnel, and more than 320 sets of main production equipment and test and detection instruments, and has formed a comprehensive ability of annual output and sales of mineral supplies of more than 100 million yuan.

The company always focuses on the guiding ideology of the State Coal Mine Safety Supervision Bureau for coal mine safety, takes coal safety as its own responsibility, creates safety products, and puts an end to coal mine safety risks. Always adhere to science and technology as the first productivity, quality as the foundation of life, adhere to rely on scientific and technological forces to continue to grow. The company relies on Nanjing Design Institute, Jinan Design Institute, China Mining University, Shandong University of science and technology, Beijing coal school and other scientific research institutes. With the goal of high starting point, high quality and high-tech content, it is committed to the development, production, sales and technical services of coal mine safety, energy saving, high efficiency and environmental protection mechanical and electrical products.

The company has ten series, more than 40 varieties of products. The company's main products: belt type coal feeder, reciprocating coal feeder, wet concrete spraying machine, roller cage ear, non pressure damper, belt conveyor, broken belt catcher, compressed air self rescue device, pneumatic car stopper, pneumatic horizontal brake, pneumatic car stop beam, inclined lane anti slide device (one slope and three gears), belt conveyor belt automatic deviation correction device, vertical skip quantitative bucket loading equipment Composite wear-resistant steel plate, complete set of pin tooth operation equipment, electric switch machine, communication sound and light signal, language sound and light alarm, belt conveyor comprehensive protection device, mine air door automatic control device, mine driver controlled switch device, mine automatic sprinkling and dust reducing device, mining sports car protection device, electric switch machine, mine USB power supply, pneumatic sludge cleaning sewage pump, pneumatic double liquid grouting pump Pneumatic diaphragm pump, pneumatic submersible pump, submersible sand pump, etc. Among them, there are more than 10 kinds of products with national patents, patent funds from Municipal Science and Technology Commission and District Committee, and three scientific research projects, which have produced great benefits.

The company is willing to pursue zero defect product quality with high-quality and advanced products and perfect after-sales service. Customers are always God's business philosophy. We sincerely invite new and old customers to visit and cooperate to create a win-win situation.