通用设备板块1月22日涨0.4%，锐新科技领涨，主力资金净流入7.87亿元

Group 1 - The general equipment sector increased by 0.4% on January 22, with Rui Xin Technology 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] - Rui Xin Technology's stock price rose by 19.98% to 21.62, with a trading volume of 282,800 shares and a transaction value of 576 million yuan [1] Group 2 - The general equipment sector saw a net inflow of 787 million yuan from institutional investors, while retail investors experienced a net outflow of 645 million yuan [2] - The top gainers in the general equipment sector included Youji Co., Ltd. with an 11.76% increase and Tengda Technology with a 10.01% increase [1] - The stock of Lio Co., Ltd. fell by 10.04% to 8.42, with a trading volume of 343,700 shares and a transaction value of 289 million yuan [2] Group 3 - Snowman Group had a net inflow of 665 million yuan from institutional investors, while retail investors had a net outflow of 489 million yuan [3] - The stock of Giant Lifting Tools saw a net inflow of 310 million yuan from institutional investors, with a net outflow of 169 million yuan from retail investors [3] - Tengda Technology experienced a net inflow of 164 million yuan from institutional investors, while retail investors had a net outflow of 74 million yuan [3]