Xinhui Mandarin, also known as Xinhuiguang Chengan or Chenpigan, Xinhui Dahonggan (scientific name tea branch mandarin). The combination of flesh and meat, homologous medicine and food is an excellent variety selected from the citrus genus of red citrus in the long history of the species. Its unique quality, popular in the Ming and Qing Dynasties, and is listed as a "tribute", tribute every year.

Xinhui, the reason why it can be called a historical and cultural city, is inseparable from the long history of Xinhuigan and its profound cultural heritage. Because, for centuries, Xinhui and its products, Xinhui, have been fragrant overseas. Famous. Xinhui orange or the dried tangerine peel used by it is not only a gift used by the Xinhui people to give gifts to relatives and friends, but also a nostalgia and a bond. There is still a rumor that “new citrus peel is more expensive than meat” and “buy citrus sunburn”. During the citrus harvest season, almost every household in Xinhui buys tanned skin, which is used for personal use. Second, it can be used to give gifts to relatives and friends. People are used to soups, porridge, steamed meat, etc., and some new willowskins. This has become a new meeting. The habits of diet and health care also reflect a major feature of the Xinhui culture.