zhengyang road chengyang district qingdao Qingdao, Shandong
Qingdao ShenDun waterproof technology Co.,Ltd is a large manufacturer of plastic and specializes in the business machine, raw materials, installation tools, products&technical services. Our company equipped with most advanced entire computer ...
waterproof membrane, tpo waterproof membrane, geomembrane, pe waterproof membrane, pvc evawaterstop, geomembrane machine
