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In 2024, the number of cases of dengue fever in Brazil exceeded 6.76 million. On December 10, local time, according to the latest data from the Brazilian Ministry of Health, this year, the number of suspected and confirmed cases of dengue fever in Brazil rose to 6,763,743, and the number of deaths rose to 5,950, with another 1,091 deaths to be verified. In 2024, the number of cases of dengue fever infection in Brazil reached a record high since the country's epidemic record, which was three times that of 2023. The death toll of dengue fever has also reached a record high, four times that of 2023. The regions with the highest infection rates are federal capital territory, minas gerais, Balana and Sã o Paulo.More than 700 listed companies have announced the replacement of the audit institutions in 2024. According to incomplete statistics, since the beginning of this year, the number of listed companies planning to replace the accounting firms in 2024 has exceeded 700. Among them, the number of listed companies that intend to change accounting firms in October and November is 248 and 200 respectively. Looking back at the "exchange tide", three phenomena stand out: First, in order to improve the quality and ability of capital market intermediaries, the supervision of accounting firms by the regulatory authorities has been significantly enhanced. Based on the principle of prudence, listed companies collectively cancel the contract with the "problem institute"; Second, under the heavy penalty, more and more accountants choose to change their firms to practice, while listed companies choose to change their firms instead of accountants; Third, listed companies employ audit institutions through competitive negotiation, public bidding, invitation bidding, etc. In the bidding process, in order to attract more customers and increase the signing rate, the phenomenon of audit institutions reducing prices has increased. (Securities Daily)In 2024, the number of cases of dengue fever in Brazil exceeded 6.76 million. On December 10, local time, according to the latest data from the Brazilian Ministry of Health, this year, the number of suspected and confirmed cases of dengue fever in Brazil rose to 6,763,743, and the number of deaths rose to 5,950, with another 1,091 deaths to be verified. In 2024, the number of cases of dengue fever infection in Brazil reached a record high since the country's epidemic record, which was three times that of 2023. The death toll of dengue fever has also reached a record high, four times that of 2023. The regions with the highest infection rates are federal capital territory, minas gerais, Balana and Sã o Paulo.

CITIC Securities: In 2025, the performance boom cycle of the US Internet sector is expected to continue. According to CITIC Securities Research Report, looking forward to 2025, the macro resilience will continue, and the superimposed GenAI technology will continue to be introduced. The performance boom cycle of the US Internet sector is expected to continue, which is reflected in online advertising, e-commerce, streaming media, local life, financial technology and other sectors. However, the Trump administration's tariff increase & industry regulatory policies, inflation data, AI technology progress, etc. are expected to be continuous disturbance variables and need to be closely watched. At the level of individual stocks, the first-line Internet giants will still be the basic allocation. At the same time, we suggest that investors appropriately increase the allocation of small and medium-sized stocks in the fields of advertising technology and financial technology to enhance portfolio flexibility.More than 700 listed companies have announced the replacement of the audit institutions in 2024. According to incomplete statistics, since the beginning of this year, the number of listed companies planning to replace the accounting firms in 2024 has exceeded 700. Among them, the number of listed companies that intend to change accounting firms in October and November is 248 and 200 respectively. Looking back at the "exchange tide", three phenomena stand out: First, in order to improve the quality and ability of capital market intermediaries, the supervision of accounting firms by the regulatory authorities has been significantly enhanced. Based on the principle of prudence, listed companies collectively cancel the contract with the "problem institute"; Second, under the heavy penalty, more and more accountants choose to change their firms to practice, while listed companies choose to change their firms instead of accountants; Third, listed companies employ audit institutions through competitive negotiation, public bidding, invitation bidding, etc. In the bidding process, in order to attract more customers and increase the signing rate, the phenomenon of audit institutions reducing prices has increased. (Securities Daily)Argentine President Millai: Argentines can now trade in any currency.

More support policies for specialization and innovation are brewing. According to the data of the Ministry of Industry and Information Technology, up to now, China has cultivated a total of 14,600 "little giant" enterprises with specialization and innovation, and more than 140,000 small and medium-sized enterprises with specialization and innovation. Over 80% of the "Little Giant" enterprises are located in strategic emerging industrial chains such as integrated circuits and aerospace, and the number of enterprises in future industry-related fields such as artificial intelligence and low-altitude economy is nearly 5,000. The reporter was informed that the relevant departments will study and formulate guidance on building a mechanism to promote the development and growth of specialized and innovative small and medium-sized enterprises, issue guidance on cultivating high-quality enterprises, continue to increase support for the cultivation of specialized and innovative small and medium-sized enterprises, and promote the "expansion, quality improvement and strong chain" of specialized and innovative groups. (Economic Information Daily)AI can solve partial differential equations thousands of times faster than before, and partial differential equations play an important role in engineering and science. In a recent study, scientists from Johns Hopkins University in the United States have developed a new artificial intelligence (AI) model called "Differential Mapping Operator Learning" (DIMON), which can solve complex partial differential equations on personal computers, thousands of times faster than before, and is expected to "show its talents" in the fields of aerospace, automobiles and medicine. Related papers were published in the journal Nature Computational Science published on the 9th.SpaceX is valued at about $350 billion due to internal stock sales. According to an email sent to employees seen by the media, SpaceX and its investors have agreed to acquire the company's common stock of up to $1.25 billion at a price of $185 per share. This transaction values elon musk's rocket and satellite manufacturer at about $350 billion.