The 5^th replication training workshop: “Contractual framework and Internal Approval” was held on May, 14^th2018 at Thai Nguyen university (TNU) under the background ofthe Strengthening National Research and Innovation Capacities in Vietnam by ENHANCE project. Attended the Workshop there were Prof.Dang Van Minh, Vice president of TNU,Assoc. Prof. Do Anh Tai, Vice Rector, Thai Nguyen university of Economics and Business Administration, Dr. Mai AnhKhoa, Deputy Head of Department of Research Management of TNU, and 60 lecturers, researchers and other guests.The workshop had 2 sessions. In the first session,Prof. Dang Van Minh presented aboutcontractual framework, framework agreements and EC development. The topic “International framework agreement and global social dialog “was introduced by Assoc. Prof. Do Anh Tai, Vice Rector, Thai Nguyen university of Economic and Business Administration. After the Q&A session,Dr. Mai AnhKhoa, Deputy Head of Department of Research Management, Thai Nguyen university delivered the presentation about “Internal approval for research proposals – principles”. The discussion was really exciting with many questions concerning and sharing experience for developing research proposals efficiently.