Contact : Mr. Law – Concrete Technical Manger Email : con@qtc-hk.com Direct Line : 21850925 Main Office : Flat E & F, 9/F, Block B, Universal Industrial Center, 19-25 Shan Mei Street, Sha Tin, N.T., Hong Kong. Steel Lab / Concrete Lab : Workshop 11, G/F, Veristrong Industrial Centre, 34-36 Au Pui Wan Street, Sha Tin, N.T., Hong Kong.