Double milk and half sugar. According to the official website of Dianping.com, we learned that Luckin Ice American Double Milk with half sugar is not too bitter or greasy, and is the best to drink. Luckin's business scope mainly includes a variety of food and beverage products including raw coconut latte, coconut cloud latte, raw cheese latte, Reina ice, etc., as well as unmanned coffee machine "Rui Ji Gou" and unmanned retail machines “Ruihuasuan” and so on; Luckin Coffee has opened two roasting factories, located in Pingnan, Fujian (already put into production) and Jiangsu Kunshan (not yet put into production); In May 2019, Ruixing Coffee had its initial public offering in the United States. It is officially listed on Nasdaq under the symbol "LK".