This document discusses terraced agriculture and cultural heritage sites in China. It summarizes: 1) China has a large amount of mountainous terrain suitable for terraced farming, accounting for 70% of its total area. Terraced agriculture produces rice, corn, wheat and other crops. 2) Two notable terraced sites in China that have been designated as UNESCO World Heritage sites are the Honghe Hani Rice Terraces and Yunnan World Tea Tree Origin, known for being the origin of Puer tea. 3) The document also discusses efforts to preserve intangible cultural heritage like the multi-voice folk singing of the Hani people in Honghe county. This singing tradition