... It is no harm to human and has the features of fireproofing, humidity resistance, heat insulation and sound absorption etc ... lines which have different size and output. On the corporation spirit of "First-class Quality, First-class Service" and mutual ... . MANAGING DIRECTOR Moblie:15032163427 Shijiazhuang Kelin Filter Paper Co, LtdWestside of Nanbaitanqiao, Cangshi Road, Jinzhou, Hebei, P. R. ChinaTel: ...