1. According to people familiar with the matter, Ruili Market and Tengchong, Yunnan: These two places are the largest distribution centers for jade rough stones and jewelry processing in China, with rich jade resources, perfect supply chain and processing system, and relatively low purchase price.

2. Guangzhou, Jieyang and Zhou Heping in Guangdong: These areas are the processing and wholesale centers of jadeite in China, with perfect industrial chain, mature processing technology, large market and circulation channels and relatively cheap purchase price.