Business License

Construction Enterprise Qualification Certificate (Special Grade)

Occupational Health and Safety Management System Certification Certificate

Engineering Design Qualification Certificate

Construction Enterprise Qualification Certificate

Work Safety Permit

Pressure Pipeline Design Qualification Certificate

Special Equipment (Pressure Vessel Manufacturing) Certificate

Special Equipment (Boiler) Certificate

Special Equipment (Pressure Pipeline Installation) Certificate

Special Equipment (Hoisting Machinery) Certificate

Grade A Certificate for Chemical Plant Demolition Qualification