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According to the requirements

On the morning of March 21th, a batch of new model Fixed Mine Wagon were loaded at Shandong China Coal Group Industry Park and would be sent to a large coal mine in USA. According to statistics, at pr

March 8, 2017, Israeli businessmen visited Shandong China Coal Group on procurement of steel pipe product exported to Egyptian and other related matters, China Coal Group cross-border e-commerce compa

Thanks Letter of High-Tech Zone Information Industry Office to Thank Our Group For The Support And Collaboration to Provincial Information Technology Industry Base Construction

researchers uncovered temperature and heat-flow conditions that can seriously damage facepiece lenses on standard firefighter breathing apparatus, a potential contributing factor for first-responder f

A self-contained breathing apparatus, or SCBA, sometimes referred to as a compressed air breathing apparatus (CABA), or simply breathing apparatus (BA), is a device worn by rescue workers, firefighter