Group 1 - The core point of the news is that investment demand has overtaken central bank demand as the main driver of gold prices, with record trading volumes indicating strong market activity [2] - The Chicago Mercantile Exchange (CME Group) reported a record total trading volume of gold contracts at 2.829666 million contracts, significantly surpassing the previous high of 2.14899 million contracts [2] - Retail investor participation in the gold market is at an all-time high, with micro gold futures and electronic mini gold futures also reaching record trading volumes [2] Group 2 - The World Gold Council reported a significant inflow of 59.2 tons into global gold-backed ETFs, marking the largest weekly increase since March 2020 [2] - Despite strong demand for gold, it remains underrepresented in investment portfolios, with gold accounting for only 2.4% of global investment portfolios compared to 6.7% in China's foreign exchange reserves [2] - The recent trading activity in the gold market has shown a complex pattern of fluctuations, with a notable breakthrough above the key level of 4277, indicating a bullish trend [3]