1. Education industry: With the improvement of education level in Sanya, parents pay more and more attention to their children's education, and the demand for teachers in the education industry is growing, especially for teachers in certain disciplines, such as English teachers and math teachers.

2. Tourism: Sanya is a famous tourist destination in China, so tourism is an important part of Sanya's economy. During the tourist season, tour guides, hotel waiters, restaurant waiters and other positions will face the problem of shortage of staff.

3. Construction and real estate industry: With the continuous advancement of urbanization in Sanya, the construction and real estate industries are also developing, so construction workers, real estate sales staff and other positions will also face the problem of shortage of manpower.

4. Health care industry: With the aging of Sanya's population, the demand for health care industry is also increasing, and doctors, nurses, medical technicians and other positions will face the problem of shortage of manpower.

5. Retail and service industries: As a tourist attraction, Sanya's retail and service industries are also very important. In the tourist season, shopping malls, supermarkets, restaurants and other places need more employees to meet the needs of tourists.

6. Transportation industry: With the continuous improvement of Sanya's transportation network and the prosperity of tourism, the demand for drivers and flight attendants in the transportation industry will also increase.