Address:No. 702, Shanhe Road, Chengyang District, Qingdao
113-102,
Tel:0086-532-85830937
Fax:0086-532-85830937
E-mail:qdfysx@163.com qdfyzh@vip.163.com
Online consultation:
Flame retardant sound through cloth, B1 class flame retardant, width 1.9 meters, average transmission coefficient 0.93.