小金属板块8月21日跌0.95%，东方锆业领跌，主力资金净流出35.11亿元

Core Points - The small metals sector experienced a decline of 0.95% on August 21, with Dongfang Zirconium leading the drop [1] - The Shanghai Composite Index closed at 3771.1, up 0.13%, while the Shenzhen Component Index closed at 11919.76, down 0.06% [1] Summary of Small Metals Sector Performance - Top Gainers: - Caoyuan Tungsten Industry (002378) closed at 11.05, up 5.24% with a trading volume of 1.3781 million shares [1] - China Rare Earth (000831) closed at 47.36, up 3.54% with a trading volume of 985,300 shares [1] - Xiyang Co. (000960) closed at 19.64, up 1.81% with a trading volume of 419,600 shares [1] - Top Losers: - Dongfang Zirconium (002167) closed at 13.50, down 7.66% with a trading volume of 1.5716 million shares [2] - Zhongtung High-tech (000657) closed at 18.21, down 5.01% with a trading volume of 1.6108 million shares [2] - Yunnan Zirconium (002428) closed at 27.24, down 4.08% with a trading volume of 1.7509 million shares [2] Capital Flow Analysis - The small metals sector saw a net outflow of 3.511 billion yuan from main funds, while retail investors contributed a net inflow of 2.587 billion yuan [2]