专业连锁板块12月9日跌1.1%，博士眼镜领跌，主力资金净流出9680.41万元

Group 1 - The professional chain sector experienced a decline of 1.1% on December 9, with Dr. Optical leading the drop [1] - The Shanghai Composite Index closed at 3909.52, down 0.37%, while the Shenzhen Component Index closed at 13277.36, down 0.39% [1] - A detailed table of individual stock performance within the professional chain sector is provided [1] Group 2 - On the same day, the professional chain sector saw a net outflow of main funds amounting to 96.8041 million yuan, while speculative funds had a net inflow of 24.6722 million yuan, and retail investors contributed a net inflow of 72.1319 million yuan [2] - A table detailing the fund flow for individual stocks in the professional chain sector is included [2]