Founded in 2020, One Tea and One Product is a tea knowledge question-and-answer platform sponsored and operated by Liaocheng Baiqian Network Technology Co., Ltd., which provides tea knowledge and experience such as Pu 'er tea, yellow tea, black tea, black tea, white tea, green tea, oolong tea and reprocessed tea with the slogan of bringing you the best taste in your life. The company also operates Shuoxia.com, Yisha.com, Cangchai.com, Happy Hall and Xuexue.com.
On August 1 day, 2009, the smoking control measures were implemented in Qinhuangdao, and smoking was complete