亚太股市回调，贵金属跳水，加密货币大跌，近12万人爆仓

Market Overview - The Asia-Pacific markets mostly retreated on January 8, with the Nikkei 225 index down by 1.63%, and both A-shares and Hong Kong stocks experiencing corrections [1] - U.S. stock index futures also declined, while precious metals saw a significant drop, and most domestic commodity futures closed lower [1] A-Share Market Performance - The Shanghai Composite Index closed down by 0.07%, the Shenzhen Component Index fell by 0.51%, and the ChiNext Index decreased by 0.82% [2] - The total trading volume in the Shanghai and Shenzhen markets was 2.8 trillion yuan, a decrease of 53.8 billion yuan from the previous trading day, marking the fourth consecutive day with a trading volume exceeding 2.5 trillion yuan [1][2] Sector Performance - The commercial aerospace sector saw a collective surge, with over twenty constituent stocks hitting the daily limit, including Lushin Investment which achieved eight consecutive gains [2] - The brain-computer interface concept continued its strong performance, with stocks like Innovation Medical and Nanjing Panda achieving four consecutive gains [2] - The controlled nuclear fusion concept was active, with companies like China First Heavy Industries and China National Machinery Industry Corporation achieving two consecutive gains [2] - In contrast, sectors such as large finance, rare earth magnets, and non-ferrous metals experienced significant declines, particularly in the securities sector where Huayin Securities hit the daily limit down [2] Commodity Futures - Most domestic commodity futures closed lower, with the shipping index dropping over 8%, platinum and nickel down over 6%, and industrial silicon down over 4% [4] - Notably, the multi-crystalline silicon futures contract hit the limit down, following a meeting with the market regulator regarding monopoly risks and compliance requirements for major solar companies [4] Precious Metals - Precious metals prices saw a decline, with gold prices falling below $4,450 per ounce and silver prices dropping to around $75.87 per ounce [4] Cryptocurrency Market - The cryptocurrency market experienced a collective downturn, with Bitcoin falling below $90,000, down nearly 3%, and Ethereum dropping over 4% to below $3,100 [6][7]