Hangzhou Singer Building Materials Co., Ltd

SANGOBUILD is the first company among the stone coated roofing tile field who pass the ISO9001:2008 Quality Management System and ISO14001:2004 environment management system. Our company has very strict management system, and executes to the whole company.

n addition, we have very specific quality policies, and set the quality centre, thus we can have an overall management on the quality information sharing, guidance and supervising. The name of SANGOBUILD is the guarantee of quality.