Original 2018 Business License of Diard-eco Energy Saving Technology

Copy of DIARD-ECO Energy Saving Technology Business License 2018

DIARD-ECO Construction Qualification Standard Parts

Environmental Certification

Environmental Certification in English

Certificate

Dia Safety License Standard 20220530

Copy of Dia Engineering Business License

Original Business License of Dia Engineering

Dia Company Honor Certificate 4

Dia Company Honor Certificate _ 5

Council Members

Group Member of Shanghai Chemical Construction Association

Member of Shanghai Building Materials Industry Association

Member of Shanghai Green Building Association