Nanjing Tiansu Automation Control System Co., Ltd., established on 2003-07-02, Business scope includes energy automation system software and hardware,Software and hardware of electrical automation system,Building intelligent system hardware and software,electronics,communication device,Relay protection and automation device,Electrical Instrumentation,Development of energy-saving products,Production,Sales,technical consulting,Technical Services;Building intelligent engineering design,construction,maintain,Technical Services;Computer software technology development and technical services;Network technology development and technical services;Data processing and storage services;Contract Energy Management;electricity supply;property management;Enterprise Management Services(Except investment and asset management);Cleaning service;laundry service;Green maintenance service;Mechanical and electrical equipment maintenance services;Medical Device Repair Service;Parking lot management service;patient care service;Housekeeping;Provide labor services;Cleaning Services;Catering Management;Warehousing Services;parking lot equipment,Fire equipment,Monitoring equipment,Labor protection supplies,flowers,Daily necessities,food sales;Retailing of books, newspapers and periodicals;Self-operated and agent import and export business of various commodities and technologies(Except for commodities and technologies that the state restricts enterprises to operate or prohibits import and export).(Items subject to approval by law,Business activities can only be carried out after approval by relevant departments)