Practical operation and legal risk prevention of informal finance 并列题名:Practical operation and legal risk prevention of informal finance Practical operation and legal risk prevention of merger and acquisition 并列题名:Practical operation and legal risk prevention of merger and acquisition Market regulation and legal risk prevention of tourism Operational practice and legal risk prevention operational practice and legal risk prevention 并列题名:Market regulation and legal risk prevention of tourism Practical operation of microfinance and its legal risk prevention and control the legal mechanism and practical logic of informal finance