In 1986, the API Inosine was put into commercial production. It was the landmark that Star Lake Bioscience had entered into the biopharmaceutical industry. In 1990, Star Lake Biochemical Factory was established as the times required.After having successfully improved the technology and increased the capacity, it has become the largest manufacturer ofthe APIs Inosine, and L-proline in china. YueBao brand ApIs also enjoy a great reputation in overseas market.

In 2010, the first drug product Adefovir Divipoxil tablet entered into the domestic market.