装修装饰板块9月12日跌0.3%，ST柯利达领跌，主力资金净流出2016.67万元

Group 1 - The decoration and renovation sector experienced a decline of 0.3% on September 12, with ST Keli Da leading the drop [1] - The Shanghai Composite Index closed at 3883.69, up 0.22%, while the Shenzhen Component Index closed at 12996.38, up 0.13% [1] Group 2 - On that day, the decoration and renovation sector saw a net outflow of main funds amounting to 20.17 million yuan, while retail investors had a net inflow of 107 million yuan [2] - The table provided shows various companies' fund flows, with Hainan Development having a main fund net inflow of 23.12 million yuan, while De Cai Co. experienced a net outflow of 2.24 million yuan from retail investors [2]