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Business License
Permit License
Enterprise Credit Registration
3A Certificate
Member Of China Building Energy
Conservation Association
5A-level Certification Of Contract Energy Management Services (Chinese)
5A-level Certification Of Contract Energy Management Services (English)
M&E Construction General Contractor Second Grade
Building Construction Project General Contractor Second Grade
Building electrical and mechanical installation Third Grade
Petrochemical General Contractor Third Grade
Certificate Of Quality Management System ISO 9001:2015 (Chinese)
Certificate Of Quality Management System ISO 9001:2015 (English)
Certificate Of Environmental Management System ISO 14001:2015 (Chinese)
Certificate Of Environmental Management System ISO 14001:2015 (English)
Certificate Of Occupational Health And Safety Management System : GB/T 45001-2020/ISO 45001:2008 (Chinese)
Certificate Of Occupational Health And Safety Management System : GB/T 45001-2020/ISO 45001:2008 (English)