Hongxinyuan Iron Art Stainless Steel

Shibei Nova Stainless Steel Machining Dingzhi

Heqi Building Materials

Taishan Gypsum Board Longgu Qingdao General Agency

Longrui Building Materials (Qingdao Sifang Decorative City Shop)

Dexin Zhujia Building Materials Tijiao Line (Qingdao Zongku)