Shanghai Jiekangnuo Biotechnology Co., Ltd. is a wholly-owned subsidiary of Shanghai Jielong Biotechnology Co., Ltd., engaged in the research and development, production and sales of beer yeast series products. The yeast series products developed and produced by the company adopt independent innovation patent technology, screen specific yeast varieties and use unique technology. Jiekangnuo series products developed include: sugar-relaxing yeast, wine-relaxing yeast, nutritional yeast, beer yeast and delicious yeast, including food-grade yeast extract, food-grade yeast extract and pharmaceutical-grade yeast extract, which were awarded as independent innovation products in Shanghai High-tech Park in 2006.