12月18日深港通医疗(港币)（983036）指数涨1.29%，成份股美年健康（002044）领涨

Core Viewpoint - The Shenzhen-Hong Kong Stock Connect Medical Index (HKD) closed at 4389.22 points on December 18, reflecting a 1.29% increase with a trading volume of 13.452 billion HKD and a turnover rate of 1.72% [1] Group 1: Index Performance - On the same day, 42 constituent stocks of the index experienced gains, with Meinian Health leading the rise at 10.05%, while 16 stocks saw declines, with Ping An Good Doctor leading the drop at 3.44% [1] Group 2: Capital Flow - The net inflow of main funds into the Shenzhen-Hong Kong Stock Connect Medical Index constituents totaled 387 million HKD, while speculative funds saw a net outflow of 229 million HKD, and retail investors experienced a net outflow of 158 million HKD [2]