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Maiwell Technology rose more than 11% to a record high, and announced a breakthrough in customized high-bandwidth memory. Maiwell Technology rose more than 11% in intraday trading to US$ 121.86, with its share price reaching a record high and its market value exceeding US$ 100 billion. Maywell Technology announced on Wednesday that the company has made a breakthrough in customized high-bandwidth memory (HBM) for artificial intelligence processors. It is reported that the new artificial intelligence accelerator architecture (XPU) will increase computing power by 25%, memory by 33%, and improve energy efficiency. The company is cooperating with Micron Technology, Samsung and SK Hynix to customize HBM processors for accelerators.The Dow Jones Industrial Average is now at 43,917.68 points, up 3.56 points.American natural gas futures fell more than 3.00% in the day and are now reported at $3.351/million British heat.

Shenzhen Stock Exchange: Focus on monitoring "*ST Tongzhou", whose stock price has been fluctuating abnormally recently. Shenzhen Stock Exchange: From December 9 to December 13, this Exchange took self-regulatory measures on 171 abnormal securities trading behaviors, involving abnormal trading situations such as intraday pulling up and suppressing, false declaration, etc. Focus on monitoring "*ST Tongzhou" with abnormal stock price fluctuation recently; A total of 9 major events of listed companies were verified, and 3 clues of suspected illegal cases were reported to the CSRC.The Dow Jones Industrial Average is now at 43,917.68 points, up 3.56 points.For the first time since November 2022, the yield of 10-year US Treasury bonds has exceeded the yield of 3-month US Treasury bonds.

Spot palladium fell more than 2.00% in the day and is now reported at $957.09 per ounce.Nasdaq hit a record high in intraday trading, up 0.8%.Hokkaido, Japan will levy accommodation tax from 2026, and it is estimated that the annual tax revenue will reach 4.5 billion yen. On December 12, the plenary session of Hokkaido Parliament of Japan passed a regulation to levy accommodation tax on tourists staying in hotels and hotels in Daodao, which is expected to be implemented from April 2026. The accommodation fee per person per night is 500 yen if it is above 50,000 yen (about 2,380 yuan), 200 yen if it is between 20,000 and 50,000 yen, and 100 yen if it is below 20,000 yen. It is estimated that the annual tax revenue will reach about 4.5 billion yen, which will be used for transportation infrastructure construction and "excessive tourism" (tourism pollution) countermeasures.