Business license
安全生產許可證
Construction enterprise qualification certificate
Charge (repair, test) power facilities permit
ENTERPRISE CREDIT EVALUATION
High-tech enterprises
Integrity construction demonstration unit
YBM-12 high voltage / low voltage prefabricated substati
KYN28A-12 metal armored in the home switchgear high-tech
青島市清潔生產示范企業
Shandong Province civilized construction unit
Qingdao integrity enterprises
City Shou contract re - credit enterprises
China's well-known brands of excellent quality
National Quality Inspection Qualified Product Certificat
