Business License
Lixin five-star Enterprise Certificate
Safety Production License
Construction Enterprise Qualification Certificate
Construction Enterprise Qualification Certificate
Certificate of Quality Management System
Certificate of Environmental Management System
Certificate of Occupational Health and Safety Management System
Certificate of Quality Management System
Certificate of Environmental Management System
Certificate of Occupational Health and Safety Management System
Quality and Credit Enterprise Certificate
Certificate of Enterprise Credit Rating
Quality Service Integrity Enterprise Certificate
Certificate of abiding by Contract and Keeping Promise
Certificate of Enterprise Credit Rating
Good Faith Management Demonstration Enterprise Certificate
