Photo taken on Nov. 3, 2012 shows the scenery around the ancient townlet Heshun in Tengchong County, southwest China's Yunnan Province. The townlet, featuring time-honored temples and houses, is located three kilometers away from the county seat of Tengchong, where live 6,000 people. (Xinhua/Zheng Huansong) 

Tourists visit a library in the ancient townlet Heshun in Tengchong County, southwest China's Yunnan Province, on Nov. 3, 2012. The townlet, featuring time-honored temples and houses, is located three kilometers away from the county seat of Tengchong, where live 6,000 people. (Xinhua/Zheng Huansong) 

A cow eats grass on the field near the ancient townlet Heshun in Tengchong County, southwest China's Yunnan Province, on Nov. 3, 2012. The townlet, featuring time-honored temples and houses, is located three kilometers away from the county seat of Tengchong, where live 6,000 people. (Xinhua/Zheng Huansong) 

People visit the ancient townlet Heshun in Tengchong County, southwest China's Yunnan Province, on Nov. 3, 2012. The townlet, featuring time-honored temples and houses, is located three kilometers away from the county seat of Tengchong, where live 6,000 people. (Xinhua/Zheng Huansong) 

People walk under a stone archway in the ancient townlet Heshun in Tengchong County, southwest China's Yunnan Province, on Nov. 3, 2012. The townlet, featuring time-honored temples and houses, is located three kilometers away from the county seat of Tengchong, where live 6,000 people. (Xinhua/Zheng Huansong) 

Photo taken on Nov. 3, 2012 shows the library in the ancient townlet Heshun in Tengchong County, southwest China's Yunnan Province. The townlet, featuring time-honored temples and houses, is located three kilometers away from the county seat of Tengchong, where live 6,000 people. (Xinhua/Zheng Huansong)