Shandong Wide Area Science and Technology Co., Ltd. was established in 1999. Its predecessor is the automation, communication and information business department of Shengli Oilfield Electric Power Management Corporation. The company's main business covers three major areas: smart power, smart oil fields and smart cities. It provides comprehensive services such as system design, technology and product development, project implementation, operation and maintenance. At present, the company has more than 400 employees, with a total office space of 36,000_.Wide Area Company has Information System Integration and Service Level II, Petrochemical Engineering Construction Contracting Level III, Electric Power Engineering Construction Contracting Level III......