At 14:00 p.m. on April 19, director Zhengyi of Borui Institute and lawyer liuzhaoqing received the visiting "playing football" CEO professor Wangpeilin at Borui's Jinan headquarters, which opened a precedent for Borui to enter the sports market. The two sides will cooperate in the fields of intellectual property, financing, transfer of clubs in the five major European leagues, player transfer and so on, filling the blank of Borui in the European market. At 17:00, director Zhengyi and lawyer liuzhaoqing received the visiting Liuhong, general manager of Jinan Tianhe, who introduced Tianhe's first-class "autologous blood immunization education technology", "umbilical cord blood pluripotent stem cells" and "educator" technology. Borui will assist Tianhe stem cell to promote eight international patents of Professor Zhaoyong, chief scientist of stem cell biotechnology at Illinois State University, to the whole country. At that time, it will carry out legal escort throughout the process. In addition, director Zhengyi and director Li Hong analyzed and discussed other major and difficult cases.