Sanya, known as "Eastern Hawaii", is also known as one of the best air quality cities in China. It is a suitable place to live and a tourist city in China.

It's just May, and in early April of the lunar calendar, the night in Xiamen is slightly chilly. Even in the northeast, autumn trousers are still worn. But it's already getting hot here, and it's May Day holiday. There are many tourists and it seems even hotter.

If I hadn't booked the hotel in advance, there would be absolutely no room. Anyway, Yang Xiuying and Xu Jie's hotel had already been booked up, and they were booked up a...