装修装饰板块12月11日跌1.87%，名雕股份领跌，主力资金净流出6.51亿元

Group 1 - The core viewpoint of the article indicates that the decoration and renovation sector experienced a decline, with a drop of 1.87% on December 11, led by Mingdiao Co., Ltd. [1] - The Shanghai Composite Index closed at 3873.32, down 0.7%, while the Shenzhen Component Index closed at 13147.39, down 1.27% [1] - The article provides a summary of the stock performance within the decoration and renovation sector, highlighting the individual stock movements [1] Group 2 - In terms of capital flow, the decoration and renovation sector saw a net outflow of 651 million yuan from main funds, while retail investors contributed a net inflow of 366 million yuan [2] - The article also notes that speculative funds had a net inflow of 285 million yuan into the sector [2] - A detailed table of capital flow for individual stocks in the decoration and renovation sector is mentioned [2]