Aerial photo taken on Sept. 14, 2020 shows the view of Gusheng Village in Dali, southwest China's Yunnan Province. Gusheng Village, located by the Erhai Lake, benefits from the ecological improvement of Erhai Lake and the number of tourists increases. (Photo by Chen Xinbo/Xinhua)

Tourists visit Gusheng Village in Dali, southwest China's Yunnan Province, Sept. 14, 2020. Gusheng Village, located by the Erhai Lake, benefits from the ecological improvement of Erhai Lake and the number of tourists increases. (Photo by Chen Xinbo/Xinhua)

A villager works on a pavement along the Erhai Lake in Gusheng Village in Dali, southwest China's Yunnan Province, Sept. 14, 2020. Gusheng Village, located by the Erhai Lake, benefits from the ecological improvement of Erhai Lake and the number of tourists increases. (Photo by Chen Xinbo/Xinhua)

Aerial photo taken on Sept. 14, 2020 shows the view of Gusheng Village in Dali, southwest China's Yunnan Province. Gusheng Village, located by the Erhai Lake, benefits from the ecological improvement of Erhai Lake and the number of tourists increases. (Photo by Chen Xinbo/Xinhua)

A villager sorts souvenirs at her shop in Gusheng Village in Dali, southwest China's Yunnan Province, Sept. 14, 2020. Gusheng Village, located by the Erhai Lake, benefits from the ecological improvement of Erhai Lake and the number of tourists increases. (Photo by Chen Xinbo/Xinhua)

Villagers remove water weed in Gusheng Village in Dali, southwest China's Yunnan Province, Sept. 14, 2020. Gusheng Village, located by the Erhai Lake, benefits from the ecological improvement of Erhai Lake and the number of tourists increases. (Photo by Chen Xinbo/Xinhua)

Tourists rest along the Erhai Lake in Gusheng Village in Dali, southwest China's Yunnan Province, Sept. 14, 2020. Gusheng Village, located by the Erhai Lake, benefits from the ecological improvement of Erhai Lake and the number of tourists increases. (Photo by Chen Xinbo/Xinhua)

Tourists view the scenery of Erhai Lake in Gusheng Village in Dali, southwest China's Yunnan Province, Sept. 14, 2020. Gusheng Village, located by the Erhai Lake, benefits from the ecological improvement of Erhai Lake and the number of tourists increases. (Photo by Chen Xinbo/Xinhua)