April 11, 2012, Mr. Shi Weichen, chairman of China Biotech Fermentation Industry Association and his party have visited our company. Mr. Ding Chunhua, chairman of our company and Mr. Zhang Jinyuan, our general manager, have made an introduction to Mr. Shi Weichen of the company's development and current production, Mr. Shi Weichen and his party visited the workshops, the base of pilot fermentation and the research center for biological equipment, engineering and technology.