Hefei swan lake Library charges. Official website of Swan Lake Library shows that there are 1.400 parking spaces in the parking lot of hefei swan lake Store, and parking is free within 1.5 minutes, with 5 yuan per hour and 60 yuan as the maximum charge for 24 hours. Swan Lake Library is a municipal library in Hefei, Anhui Province, with a collection of 68,000 books. It is one of the few super-large libraries in China.