trade@chinacoalintl.com
With the development of the society, the increasingly high floors have brought great challenges to fire rescue. Too high floors cause ordinary fire extinguishing equipment to fail to quickly reach the
© Shandong China Coal Group. © 2017
Address: No. 11, North of Kaiyuan Road, High-tech Zone, Jining City, Shandong Province, China
sales@chinacoalintl.com
Executive Editor: Zhang Wen / Editor: Linda Zhang