Group 1 - The ETF market showed mixed performance at midday, with the Saudi ETF (159329) leading gains at 5.57% [1] - The Nasdaq Technology ETF (159509) increased by 3.64%, while the S&P Consumer ETF (159529) rose by 3.40% [1] - The photovoltaic ETF index fund (159618) was the biggest loser, declining by 2.36%, followed by the E Fund Photovoltaic ETF (562970) down 2.32% and the Photovoltaic ETF Fund (516180) down 2.29% [1] Group 2 - A-share accounts can now participate in US stocks, providing low-threshold opportunities for T+0 trading in the US market [1]