橡胶板块1月28日跌0.04%，科强股份领跌，主力资金净流出1.06亿元

Market Overview - The rubber sector experienced a slight decline of 0.04% on January 28, with Keqiang Co., Ltd. leading the drop [1] - The Shanghai Composite Index closed at 4151.24, up 0.27%, while the Shenzhen Component Index closed at 14342.9, up 0.09% [1] Stock Performance - Black Cat Co. (002068) saw a significant increase of 5.65%, closing at 9.72 with a trading volume of 599,300 shares and a turnover of 582 million yuan [1] - Other notable performers included Yongdong Co. (002753) with a 1.05% increase, closing at 7.70, and Yanggu Huatai (300121) with a 1.03% increase, closing at 13.73 [1] - Conversely, Keqiang Co. (920665) led the declines with a drop of 3.31%, closing at 14.60, alongside Zhen'an Technology (300767) which fell by 2.35% [2] Capital Flow - The rubber sector experienced a net outflow of 106 million yuan from institutional investors, while retail investors saw a net inflow of 16.39 million yuan [2] - The overall capital flow indicates a mixed sentiment, with institutional investors pulling back while retail investors showed some interest [2] Individual Stock Capital Flow - Black Cat Co. (002068) had a net inflow of 58.11 million yuan from institutional investors, but a net outflow from retail investors of 36.35 million yuan [3] - Yongdong Co. (002753) saw a net inflow of 7.16 million yuan from institutional investors, while retail investors had a net outflow of 10 million yuan [3] - Other stocks like Yanggu Huatai (300121) and Fengmao Co. (301459) also showed varied capital flows, reflecting differing investor sentiments across the sector [3]