1. Sanya is located at the southernmost tip of Hainan Island. It is the southernmost tropical coastal tourist city in China and the coastal city of China. It is the city with the best air quality and the longest life span in China (with an average life span of 80 years). Sanya, also known as Lucheng, also known as "Oriental Hawaii", ranks first among the four first-tier tourist cities in China, and is a prefecture-level city subordinate to Hainan Province, belonging to the official department-level organizational system;

2. Therefore, Tianya District of Sanya City belongs to the county level, and the deputy district head is the deputy county level, which is equivalent to the level of ordinary deputy county heads, deputy district heads and deputy directors of the Municipal Education Bureau in other provinces.