• 161KV/69KV high voltage power system
• High/Medium/Low voltage power system
• Uninterruptible power supply system
• Direct-current power supply system
• Emergency power supply system
• Local power parallel connection system
• Solar energy generation system
• Wind power generation system
• Renewable energy sources electricity generation
• Contract capacity energy-saving system
• Rational analysis and evaluation for power consumption
• Green building energy-saving evaluation
• Evaluation and analysis for power and load
• Inspection for high/low voltage equipment