Original pollutant discharge permit 2025.12.23
IECQ Certificate of Conformity Hazardous Substance Process Management
IECQ Certificate of Conformity Hazardous Substance Process Management
ISO14001环境管理体系认证
ISO14001环境管理体系认证
ISO9001质量管理体系认证
ISO9001质量管理体系认证
Member of Suzhou society of Environmental Sciences