Reliable. Dr. Zhongkete's five-source honey is reliable. Yiyang Wuyuan honey is produced in Yishouyuan Health Industrial Park, Ziqiao Science and Technology Industrial Base, Huairou District, Beijing. Zhongkete Medical and Health Technology Group Co., Ltd., established on 20 16, is located in Beijing, registered and supervised by Beijing Shijingshan District Market Supervision Administration, which is formal, reliable and trustworthy.