Study on theory and methods of IT project risk management Studies of theory and application of customs risk management Strategies and methods of Huawei project management Theories and methods of macroeconomic management Theory and method of airspace management 并列题名：The theory and method for highway operation management Study on the enterprise legal risk management 并列题名：Strategies and methods of Huawei project management Research on the theory and practice of tourism enterprise management Strategies and methods of Huawei team management