Not reliable. According to the information of Sanjiu Health Network, Zhou Jie's products in Xinxiang, Henan Province are unreliable, and long-term use will have side effects, such as abdominal pain and diarrhea, insomnia and constipation. Xinxiang City is a prefecture-level city under the jurisdiction of Henan Province. It is located in the north of Henan Province, facing the Yellow River in the south, facing Zhengzhou and Kaifeng across the river, and adjacent to Hebi and Anyang in the north by Taihang Mountain.