Currently, many community development funds have been implemented in many programs and projects in different localities. These funds have proven to be as effective as meeting the urgent needs of the community, managing and using capital effectively, mobilizing community contributions and participation, strengthening community capacity. Many good lessons have appeared in many models of community development funds. The paper summarizes good lessons learned in building and operating community development funds in some provinces in terms of institutional environment, management organization, content and operational mechanisms. fund of the fund and improve fund management capacity. These lessons can help develop a new rural construction fund.