 
		| Telecom EPC | Grade 1 Qualification | 
| System Integration of Telecom and Information Network | Grade A Qualification | 
| Professional Contractor of Electronics and Intelligentization | Grade 1 Qualification | 
| Safety and Security Engineering | Grade 1 Qualification | 
| Overseas Telecom Engineering | Contracting Qualification | 
| Telecom Network Substitute Maintaining | Grade A Qualification | 
| Telecom Construction & Engineering Enterprise Safety Production Services | Grade A Qualification | 
| CMMI/ITSS | Certification | 
| Permit To Install (Repair, Test) Electric Power Facilities | Grade 4 Certification | 
| Engineering Design | Grade A Qualification | 
| Engineering Consultancy | Grade A Qualification | 
| Engineering Survey | Grade A Qualification | 
| Professional Contractor for Urban and Road Lighting Engineering | Grade 3 Qualification | 
| EPC For Mechanical and Electrical Engineering Construction | Grade 3 Qualification | 
| EPC For Electric Power Engineering Construction | Grade 3 Qualification | 
| Professional Cotractor for Steel Structure Engineering | Grade 3 Qualification | 
| EPC for Construction Project | Grade 3 Qualification | 
| EPC for Architectural Decoration and Decoration Engineering | Grade 2 Qualification | 
 
		| Telecom EPC | Grade 1 Qualification | 
| System Integration of Telecom and Information Network | Grade A Qualification | 
| Professional Contractor of Electronics and Intelligentization | Grade 1 Qualification | 
| Safety and Security Engineering | Grade 1 Qualification | 
| Overseas Telecom Engineering | Contracting Qualification | 
| Telecom Network Substitute Maintaining | Grade A Qualification | 
| Telecom Construction & Engineering Enterprise Safety Production Services | Grade A Qualification | 
| CMMI/ITSS | Certification | 
| Permit To Install (Repair, Test) Electric Power Facilities | Grade 4 Certification | 
| Engineering Design | Grade A Qualification | 
| Engineering Consultancy | Grade A Qualification | 
| Engineering Survey | Grade A Qualification | 
| Professional Contractor for Urban and Road Lighting Engineering | Grade 3 Qualification | 
| EPC For Mechanical and Electrical Engineering Construction | Grade 3 Qualification | 
| EPC For Electric Power Engineering Construction | Grade 3 Qualification | 
| Professional Cotractor for Steel Structure Engineering | Grade 3 Qualification | 
| EPC for Construction Project | Grade 3 Qualification | 
| EPC for Architectural Decoration and Decoration Engineering | Grade 2 Qualification |