Group 1 - The price of physical gold from King Tai Fu is quoted at 1001 CNY per gram on August 21, 2025, a decrease of 4 CNY per gram compared to the previous trading day [1][2] - Platinum price is quoted at 503 CNY per gram on the same day, an increase of 2 CNY per gram compared to the previous trading day [1][2] Group 2 - The Federal Reserve has maintained stable interest rates since December, with an 85% probability of a rate cut in September according to CME's FedWatch tool [3] - Federal Reserve Chairman Jerome Powell is expected to deliver a keynote speech at the Jackson Hole symposium on August 22, 2025, where investors will focus on his stance regarding labor market support measures versus inflation risks [3]