Chengyang,qingdao,china Qingdao, Shandong
Let me introduce ourselves. Our factory lies in the beautifull city qingdao which only 40 minitues to sea port and air port.We are leading manufacturer for jewelry design ,especially imitation necklace, bracelet, earring, ring, banglesWith many years ...
mgo board, firepoof board, firepoofing board, magnesium oxide board