Group 1 - The ETF market opened with mixed performance, with the Hang Seng Internet Technology ETF (159202) leading the gains at 2.54% [1] - The Consumption ETF for Shanghai-Hong Kong-Shenzhen (517550) increased by 1.59% [1] - The Saudi ETF (159329) rose by 1.11% [1] Group 2 - The Oil and Gas Resources ETF (159309) experienced the largest decline, falling by 1.08% [1] - The Oil and Gas ETF from Bosera (561760) decreased by 1.02% [1] - The Oil and Gas Resources ETF (563150) dropped by 0.92% [1]