HONG KONG – With the release of first quarter earnings reports from three major Chinese biopharmaceutical companies, a variety of different opportunities and challenges in the mainland market were highlighted, as well as the growing importance of mergers and acquisition (M&A) to the bottom lines of companies in this increasingly competitive market.

HONG KONG – One of China's largest vaccine makers will become the first to produce a polio vaccine in China after entering into a deal with a Dutch developer.