造纸板块1月22日涨2.07%，民士达领涨，主力资金净流入1.08亿元

Group 1 - The paper sector experienced a rise of 2.07% on January 22, with Minshida leading the gains [1] - The Shanghai Composite Index closed at 4122.58, up 0.14%, while the Shenzhen Component Index closed at 14327.05, up 0.5% [1] - Key stocks in the paper sector showed significant increases, with Minshida rising by 7.07% to a closing price of 56.80, and Yueyang Lin Paper increasing by 6.41% to 4.98 [1] Group 2 - The paper sector saw a net inflow of 108 million yuan from main funds, while retail investors experienced a net outflow of 66.98 million yuan [1] - Among individual stocks, Qing Shan Paper had a main fund net inflow of 67.75 million yuan, while it faced a retail net outflow of 47.15 million yuan [2] - Minshida recorded a main fund net inflow of 24.93 million yuan, with a minor retail net outflow of 0.47 million yuan [2]