工程机械板块1月30日跌0.78%，安徽合力领跌，主力资金净流出2.12亿元

Market Overview - The engineering machinery sector experienced a decline of 0.78% on January 30, with Anhui Heli leading the drop [1] - The Shanghai Composite Index closed at 4117.95, down 0.96%, while the Shenzhen Component Index closed at 14205.89, down 0.66% [1] Stock Performance - Notable gainers in the engineering machinery sector included: - Changling Hydraulic (688389) with a closing price of 81.84, up 6.29% on a trading volume of 22,300 shares and a turnover of 178 million [1] - Tuoshan Machinery (001226) closed at 51.83, up 6.25% with a trading volume of 25,300 shares and a turnover of 129 million [1] - Major decliners included: - Anhui Heli (600761) closed at 21.82, down 6.19% with a trading volume of 535,100 shares and a turnover of 1.161 billion [2] - Fushite (301446) closed at 46.81, down 5.43% with a trading volume of 30,800 shares and a turnover of 14.5 million [2] Capital Flow - The engineering machinery sector saw a net outflow of 212 million from institutional investors, while retail investors contributed a net inflow of 160 million [2] - The capital flow for specific stocks showed: - LiuGong (000528) had a net inflow of 49.67 million from institutional investors, while retail investors had a net outflow of 24.11 million [3] - XCMG Machinery (000425) recorded a net inflow of 34.38 million from institutional investors, with retail investors also experiencing a net outflow of 15.04 million [3]