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Why Can We Always Ensure Excellent Quality

Quality Control

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.
Hangzhou Singer Building Materials Co., Ltd

Hangzhou Singer Building Materials Co., Ltd

Hangzhou Singer Building Materials Co., Ltd

Hangzhou Singer Building Materials Co., Ltd

Certification

Hangzhou Singer Building Materials Co., Ltd Certifications
Standard: KEBS
Number: MA-KA-20160516
Issue Date: 2016-05-16
Scope/Range: stone coated steel roofing tiles
Issued By: MAMBOCERT
Hangzhou Singer Building Materials Co., Ltd Certifications
Standard: PC
Number: NGA-PCR17-002152-V0
Issue Date: 2017-11-10
Expiry Date: 2018-09-11
Scope/Range: stone coated steel roof tiles
Issued By: Cotecna
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