Liaoning Lanling Yidian Engineering Technology Co., Ltd., established on 2002-04-17, Business scope includes substation and distributed power engineering survey,Design and Technical Consulting;Substation protection equipment and automation,power supply,Power Quality System,Research and development of energy storage devices,manufacture,Sales;transformer,High voltage circuit breaker,High voltage isolating switch,High voltage switchgear,DC power screen,Relay protection device,Research and development of complete sets of automation control device systems and components,manufacture,Sales,repair,Leasing and technical services;Three-level power facility installation,Trial level three,Undertaking class three;Level 3 Professional Contracting of Construction Mechanical and Electrical Installation Engineering;Power transmission and transformation engineering professional contracting level 3;Change,Power distribution station operation and maintenance service;Information system integration service;Installation of communication lines and equipment;sell electricity;Contract Energy Management;labor outsourcing;hardware products,Electrical machinery and equipment sales;Import and export of goods and technology.(Items subject to approval by law,Business activities can only be carried out after approval by relevant departments.)