Xinhui Chenpi production area is divided into four grades. The first producing areas include Gastrodia elata, Meijiang, Chakeng, Dongjia and Jia Xi. The second producing areas include Sanjiang, Nantan, Xiaogang and osawa. The third producing area includes Shuangshui, Luokeng and Gu Jing. The fourth producing area includes Si Qian, Yaxi, Sandpile and Yan 'an. In addition, Xinhui Chenpi is also divided into first-line, second-line and third-line producing areas according to different producing areas. There are five core production areas in the first-line production area: Dongjia, La Liga, Meijiang, Tianma, Tianlu and Chakeng. Xinhui Chenpi in the first-line core producing area is the best, followed by the second and third lines. Xinhui Chenpi production area is divided into four grades. The first producing areas include Gastrodia elata, Meijiang, Chakeng, Dongjia and Jia Xi. The second producing areas include Sanjiang, Nantan, Xiaogang and osawa. The third producing area includes Shuangshui, Luokeng and Gu Jing. The fourth producing area includes Si Qian, Yaxi, Sandpile and Yan 'an. In addition, Xinhui Chenpi is also divided into first-line, second-line and third-line producing areas according to different producing areas. There are five core production areas in the first-line production area: Dongjia, La Liga, Meijiang, Tianma, Tianlu and Chakeng. Xinhui Chenpi in the first-line core producing area is the best, followed by the second and third lines. Xinhui Chenpi production area is located in Xinhui District, Zhaoqing City, Guangdong Province. According to the Announcement on Printing and Distributing the Administrative Measures for the Use of Geographical Indication Certification Trademarks of Tangerine Peel in Guangdong Province issued by Guangdong Forestry Bureau on March 17, the production areas of Tangerine Peel in Xinhui District are divided into Beijiang Town, Shuangshui Town, Qibao Town, Chongyang Town, Sanjiangkou Town, Taimei Town, Sanjiangtou Town, Beikeng Town, Jiangcao Town, Qiankeng Town and Dingbao Town.