Xinjiang. According to the query of China Hotan Jade Net official website, the origin of Hetian jade in Xinjiang is a contact metasomatic deposit, which is the most famous jade origin in China, and the origin of Hetian jade avocado bracelet is Xinjiang. The famous product of Hetian jade is the seal of the national treasure of the Western Han Dynasty, which is collected in Shaanxi History Museum. It is made of sheep fat jade from Hetian, Xinjiang, and is the only imperial seal of the Han Dynasty so far. It is the first batch of cultural relics that are prohibited from going abroad for exhibition. The emblem of the 2008 Beijing Olympic Games, Huibao China Seal, is also made of Hetian jade from Xinjiang.