Yuanyang County is located in Honghe Prefecture in southeastern Yunnan province, China, along the Red River. It is well known for its spectacular rice-paddy terracing. In 2013, part of the county form
Honghe Hani and Yi Autonomous Prefecture is an autonomous prefecture in Southeast-Central Yunnan Province, China, bordering Vietnam's Lào Cai and Lai Châu provinces to the south. Its name is derived f