In the case of severe injuries beyond the capacity of the fishermen and seafarers, they may know how to apply for medical assistance from land medical facilities to support them. The results of our study are consistent with the research conducted by Nguyen Thi Hai Ha [18], Tang Xuan Chau [6] on the effectiveness of interventions to improve knowledge and practical skills for fishermen and seafarers 23 Limitation of the research The research was conducted for 3 years, when interviewed about when interviewed about the situation of injuries of fishermen and seafarers, recall may be inaccurate.