Lin Yucheng, a native of southern Fujian. After graduating from college, he was targeted by the world's top 500 Dell companies, focusing on SCM logistics and supply chain management for five years, so that he could understand the essence of supply chain management system; In 2005, as its founder, Guo Shan Tea Industry Co., Ltd. started the overseas strategic expansion of Guo Shan Tea Industry. Familiar with the development direction of international tea industry, he closely combines tea with the world consumption trend. In 2009, Lin Yucheng, who was optimistic about the development trend of e-commerce, decided to transform and founded Xiamen Shangke Tea Co., Ltd., and successfully built an efficient learning team. Coupled with strong resource integration and product development capabilities, SUMCL has quickly become one of the most famous e-commerce companies in China.