Shandong China Coal Group Instrument Branch

September 8, The 2nd Shandong Provincial Urban Construction Expo, jointly sponsored by the Shandong Provincial Department of Housing and Urban-Rural Development and the Jining Municipal People's Gover

From September 4th to 7th, the 15th China International Construction Machinery, Building Materials Machinery and Mining Machinery Exhibition and Technology Exchange Conference was jointly organized by

Multi gas detector structures: multi gas detectors consist of a gas-tight piston and aluminum alloy gas storage tube. It is mainly used to quickly check the concentration of carbon monoxide in the amb

In order to ensure the thickness detection accuracy of the concrete protective layer, the tester should be proficient in the performance of the instrument and the influence degree of various factors o

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 actively implement the spirit of the Provincial Science and Technology Assistance Enterprise Technology Innovation Action Conference, on the morning of September 6, Jining City Association