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International precious metal futures generally closed down, COMEX gold futures fell 1.61% to US$ 2,665.9 per ounce, and COMEX silver futures fell 1.96% to US$ 31 per ounce.Trump said that the Republican Party will do its best to cancel daylight saving time. "The Republican Party will do its best to cancel daylight saving time. There are not many supporters of daylight saving time, but it should not be like this, "President-elect Donald Trump said in a post on Truth Social.US officials said that the US military had sent Travis Timmerman, an American detained in Syria, out of the country.

US CFTC：WTI crude oil bullish sentiment hit a six-week low, US Commodity Futures Trading Commission (CFTC): In the week of December 10th, the net long position of NYMEX WTI crude oil held by speculators decreased by 12,448 contracts to 103,986 contracts, a six-week low. Net long positions in Brent and WTI crude oil decreased by 11,013 contracts to 215,325 contracts. The net long position of NYMEX gasoline increased to 73,037 contracts, a record high of about eight weeks. The net short position of NYMEX heating oil increased to 46,823 contracts, the highest since the data was recorded in June 2006. The net long position of seven contracts of NYMEX natural gas Henry Hub in the United States fell to 108,908 contracts, a three-week low.Us treasury secretary yellen: (when asked about trump's consideration of reducing or canceling the banking regulator) the current us system has not been broken.Surveillance camera startup Verkada negotiated financing at a valuation of $4.5 billion.

Finance Minister of Canada: The sale of shares of Air Canada Government will be announced in the next few days.Turkish Foreign Minister: With the stability of the situation in Syria, the number of Syrians returning home will gradually increase.A few ETFs in the U.S. stock market closed up, with semiconductor ETFs rising by more than 2.5%. This week, biotechnology ETFs fell by more than 3.3%, while optional consumer ETFs rose by more than 1.1%. On Friday (December 13th), semiconductor ETFs closed up by 2.51%, global technology stock index ETFs rose by 0.87%, technology ETFs rose by 0.43%, and optional consumer ETFs rose by 0.4%.