综合板块1月20日跌2.09%，南京新百领跌，主力资金净流出1.04亿元

Market Overview - The comprehensive sector experienced a decline of 2.09% compared to the previous trading day, with Nanjing Xinbai leading the drop [1] - The Shanghai Composite Index closed at 4113.65, down 0.01%, while the Shenzhen Component Index closed at 14155.63, down 0.97% [1] Stock Performance - Notable gainers included: - Hongmian Co., Ltd. (Code: 000523) with a closing price of 4.24, up 10.13% and a trading volume of 1.2436 million shares, totaling a transaction value of 509 million [1] - Nida Investment (Code: 600805) closed at 5.91, up 2.07% with a transaction value of 123 million [1] - Significant losers included: - Nanjing Xinbai (Code: 600682) with a closing price of 7.78, down 9.95% and a trading volume of 572,500 shares, totaling a transaction value of 448 million [2] - Yuegui Co., Ltd. (Code: 000833) closed at 21.86, down 4.12% with a transaction value of 1.083 billion [2] Capital Flow - The comprehensive sector saw a net outflow of 104 million from main funds, while retail investors contributed a net inflow of 964.46 million [2] - The main funds showed a significant net inflow in Hongmian Co., Ltd. (Code: 000523) amounting to 1.61 billion, while retail investors had a net outflow of 60.66 million [3] - In contrast, Yuegui Co., Ltd. (Code: 000833) had a net inflow from main funds of 42.88 million, but a net outflow from retail investors of 89.69 million [3]