Sanjiang Dong Autonomous County is a county in Liuzhou, northern Guangxi province, China. It is a region traditionally inhabited by the Dong people, bordering Guizhou to the northwest and Hunan to the northeast.The town of Chengyang, north of Sanjiang toward Hunan province, is becoming a popular tourist destination with backpackers.20 km north of Sanjiang lies the Dong village Chengyang Chiao. The village is a traditional Dong minority village. The houses are all made of wood. Inside the villages you will find traditional Drum Towers. Crossing the river is the best preserved Wind and Rain Bridge which contains 5 parts. The bridge dates back to the 1920´s and is for many people the main reason to visit the village.