互联网电商板块12月16日跌1.18%，新迅达领跌，主力资金净流出8516.67万元

Group 1 - The internet e-commerce sector experienced a decline of 1.18% on December 16, with Xinshunda leading the drop [1] - The Shanghai Composite Index closed at 3824.81, down 1.11%, while the Shenzhen Component Index closed at 12914.67, down 1.51% [1] - A table detailing the individual stock performance within the internet e-commerce sector was provided [1] Group 2 - On the same day, the main funds in the internet e-commerce sector saw a net outflow of 85.17 million yuan, while retail funds had a net inflow of 29.07 million yuan [2] - The net inflow from speculative funds amounted to 56.10 million yuan [2] - A table showing the fund flow for individual stocks in the internet e-commerce sector was also included [2]