小金属板块1月12日涨3.45%，中稀有色领涨，主力资金净流入2.53亿元

Group 1 - The small metal sector increased by 3.45% on January 12, with rare earth metals leading the gains [1] - The Shanghai Composite Index closed at 4165.29, up 1.09%, while the Shenzhen Component Index closed at 14366.91, up 1.75% [1] - Notable performers in the small metal sector included Zhong Rare Earth (10.00% increase), Tiangong Co. (6.40% increase), and Northern Rare Earth (6.21% increase) [1] Group 2 - The small metal sector saw a net inflow of 253 million yuan from main funds, while retail investors experienced a net outflow of 298 million yuan [2] - The main fund inflow for Northern Rare Earth was 989 million yuan, representing 8.38% of its trading volume, while retail investors had a net outflow of 676 million yuan [3] - Zhong Rare Earth had a main fund inflow of 1.22 billion yuan, accounting for 5.60% of its trading volume, with retail investors seeing a net outflow of 1.25 billion yuan [3]