ETF closing review: Oil and gas ETF Bosera leads with a 2.02% increase, while China-Korea semiconductor ETF takes a 4.45% dip.

The closing prices of ETFs are mixed, with the oil and gas ETF Bosera leading the way up by 2.02%, the oil and gas resources ETF rising by 1.68%, the oil and gas resources ETF rising by 1.48%, the China-South Korea semiconductor ETF falling by 4.45%, the Hang Seng Internet ETF falling by 3.66%, and the ChiNext artificial intelligence ETF of Guotai falling by 3.64%.