ETF开盘：创业板50ETF国泰涨2.99% 医疗器械ETF跌0.94%

Group 1 - The ETF market opened with mixed performance on August 13, with notable gains in certain ETFs such as the ChiNext 50 ETF from Guotai, which rose by 2.99% [1] - The soybean meal ETF increased by 2.62%, while the STAR Market Composite Index ETF from Harvest saw a rise of 2.01% [1] - Conversely, the medical device ETF declined by 0.94%, the semiconductor equipment ETF dropped by 0.81%, and the rare metals ETF fell by 0.76% [1]