** Shares of immuno-oncology drugs developer CStone Pharmaceuticals jump 9.3% to HK$13.90, the biggest daily percentage gain since July 12
** Stock on track to snap two consecutive sessions of decline
** Shanghai-based company says National Medical Products Administration of China has accepted its new drug application (NDA) for sugemalimab as a consolidation therapy in patients with unresectable stage III cell lung cancer, its eighth NDA/supplemental NDA submitted by CStone ()
** Says CStone has formed a strategic partnership with Pfizer that includes development and commercialization of sugemalimab in mainland China and a framework to bring additional oncology assets to the Greater China market
** Hong Kong's healthcare index falls 1.2%
** The Hang Seng China Enterprises Index gains 0.7% and the benchmark index is up 0.1%
** As of last close, the stock had surged 26.2% this year