The islets dotting Qiandao Lake create a serene blue and green landscape all year-round. [Photo/zjol.com.cn]

Covering an area of 4,427 square kilometers, Chun'an is the largest county in Zhejiang province with 23 towns under its administration and a registered household population of 458,669 as of 2020.

As the least developed county in Hangzhou and one of 26 underdeveloped areas in Zhejiang province, Chun'an largely relies on the tourism industry to boost its economy. Statistics show that Chun'an had a GDP of 24.06 billion yuan ($3.70 billion) in 2019, a year-on-year decrease of 4.8 percent, of which 23.20 billion yuan came from tourism. The county received 19.29 million tourists from home and abroad that year. The picturesque Qiandao Lake, or Thousand Islets Lake, is located in Chun'an.