how are bitcoins backed, Knowledge graph

The EUR/USD of the euro against the US dollar hit a new low since November 26th, and is now reported at 1.0463.EDI SUSIANTO, Executive Director of the Bank of Indonesia: The decline of the Indonesian rupiah was affected by global sentiment and the rise of the US dollar.China Construction established a new company in Beijing, including real estate development and operation business. According to the enterprise search APP, China Construction Eighth Bureau (Beijing) Construction Co., Ltd. was recently established, with Liu Guangtao as its legal representative and a registered capital of 300 million yuan. Its business scope includes: construction project construction; Construction engineering design; Construction of cultural relics protection project; Construction engineering survey; Real estate development and management; Quality inspection of construction projects; Safety production inspection and testing, etc. Enterprise equity penetration shows that the company is indirectly wholly-owned by China Construction.

Brazilian President Lula's intracranial drainage tube has been removed and recovered well. On December 12, local time, the Syrian-Lebanese Hospital in Sao Paulo, Brazil issued a medical announcement, saying that the intracranial drainage tube placed after President Lula's surgery had been removed that evening. At present, Lula is conscious and thinking normally, and is still in intensive care in the hospital. According to the announcement, Lula's nervous system is normal and there are no complications, and there will be no sequelae in the future. At present, he is recovering well and can eat and talk normally. The hospital advised him to continue to rest.New Beiyang (Thailand) Company opened. According to the news of New Beiyang, on December 12th, the launching ceremony of New Beiyang (Thailand) Company was held in chonburi province, Thailand. This was the first factory established by New Beiyang overseas, which marked another major breakthrough in the company's internationalization strategy and laid a solid foundation for the company's future internationalization development. The park leased by New Beiyang (Thailand) Company covers an area of more than 5,500 square meters in the first phase. At present, the special printing and scanning product line built in the factory has been successfully put into production and is ready to start mass delivery. In the future, the company will continue to expand the production and delivery of some smart equipment products in Thai factories.Market News: Indonesia's central bank has made triple intervention to maintain market confidence in the Indonesian rupiah.

The CSI convertible bond index closed down 0.42% at midday, while Z-mode convertible bond, Tongguang convertible bond and future convertible bond fell 8.76%, 6.00% and 5.21% respectively. Lide convertible bonds rose by 20.00% and Guiguang convertible bonds rose by 7.60%.Zhejiang: By 2027, the output value of the province's industrial machine tool industry will exceed 150 billion yuan. The Office of the Leading Group for High-quality Development of Manufacturing Industry in Zhejiang Province recently issued the Implementation Plan for High-quality Development of Industrial Machine Tool Industry in Zhejiang Province (2025-2027). The "Implementation Plan" proposes that by 2025, the output value of the province's industrial machine tool industry will exceed 120 billion yuan, making it the highland of the national high-end industrial machine tool industry. Positive results have been achieved in the construction of the national advanced manufacturing cluster of East Zhejiang industrial machine tools, with 30 new "little giant" enterprises specializing in manufacturing and 50 new products. Form a number of application scenarios with national promotion value. By 2027, the output value of the province's industrial machine tool industry will exceed 150 billion yuan, the supporting level of key core technologies and key functional components will be greatly improved, and the level of integrated application will be at the forefront of the country.Wofei Sky Global Headquarters Base started in Chengdu. On December 12th, Wofei Sky Global Headquarters Base officially started in Chengdu High-tech Zone Future Science and Technology City. The first phase of the project started this time covers an area of about 30 mu, with a planned construction area of 26,700 square meters. It will build a production chain including composite material production, component assembly, painting, machine assembly, flight test, etc., which is mainly used for mass production of Wofei Changkong self-developed AE200 products.