照明设备板块8月27日跌2.5%，三雄极光领跌，主力资金净流出1.17亿元

Market Overview - The lighting equipment sector experienced a decline of 2.5% on August 27, with Sanxiong Aurora leading the drop [1] - The Shanghai Composite Index closed at 3800.35, down 1.76%, while the Shenzhen Component Index closed at 12295.07, down 1.43% [1] Individual Stock Performance - Xiaomeng Co. (002723) closed at 9.20, up 1.77% with a trading volume of 332,900 shares and a transaction value of 311 million yuan [1] - Sanxiong Aurora (300625) closed at 12.30, down 4.21% with a trading volume of 42,800 shares and a transaction value of 53.93 million yuan [2] - Other notable declines include: - OPPLE Lighting (603515) down 1.31% to 18.90 [1] - Hengtai Lighting (873339) down 2.24% to 10.05 [1] - ST Xingguang (002076) down 2.50% to 1.95 [1] Capital Flow Analysis - The lighting equipment sector saw a net outflow of 117 million yuan from institutional investors, while retail investors had a net inflow of 120 million yuan [2] - Notable capital flows include: - Lianyu Co. (001326) had a net inflow of 11.20 million yuan from institutional investors [3] - Dabang Lighting (603303) experienced a significant net outflow of 17.23 million yuan from institutional investors [3] - Sunshine Lighting (600261) had a net outflow of 19.00 million yuan from institutional investors [3]