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List of A-share share repurchase: 16 companies disclosed the progress of repurchase, and on December 12, a total of 16 companies issued announcements related to share repurchase. Among them, four companies disclosed the stock repurchase plan for the first time, two companies' repurchase plans were approved by the shareholders' meeting, four companies disclosed the implementation progress of stock repurchase, and six companies' repurchase plans have been implemented. Judging from the initial disclosure of the repurchase plan, the amount of a company's stock repurchase plan on that day exceeded 10 million. Nanshan aluminum, Longzhu Science and Technology and Longzhu Science and Technology have the highest repurchase plans, and they plan to repurchase no more than 600 million yuan, 5,895,100 yuan and 1,171,000 yuan respectively. Judging from the repurchase plan passed by the shareholders' meeting, the repurchase plans of two companies exceeded 10 million on that day. Huaan Securities and Tongkun have the highest repurchase amount, with the planned repurchase not exceeding 200 million yuan and 51,966,700 yuan respectively. Judging from the implementation progress of repurchase, Shunluo Electronics, Shengquan Group and Hailiang have the highest repurchase amounts, with 9.009 million yuan, 3.8251 million yuan and 3.5187 million yuan respectively. Judging from the completed repurchase, the repurchase amount of four companies on that day exceeded 10 million. Chengda Pharmaceutical Co., Ltd., Jinshi Resources Co., Ltd. and Yingfangwei Co., Ltd. have completed the highest repurchase amounts, with 57,061,600 yuan, 53,158,000 yuan and 31,405,600 yuan respectively.Google executives: Search for artificial intelligence is the biggest bet, with an estimated investment of 50 billion yuan in 2024. ruth porat, president and chief investment officer of Google, revealed at a conference that Google's biggest bet is to apply artificial intelligence to search business. Despite the problems of technical competition and artificial intelligence model, Google is still firmly pushing forward this strategy. Polat emphasized that integrating artificial intelligence into search business is Google's current core strategy. Google has introduced an overview of AI into the search tool, added advertisements to it, and introduced shopping advertisements to Google Lens. Despite the existence of false or misleading results such as artificial intelligence illusion, Google is still optimistic about the development potential of artificial intelligence in the search field. In addition to the search business, Polat also pointed out that Google Cloud is another important investment of the company. When answering a question about whether Google's investment cost in artificial intelligence will follow the industry trend, Polat said that artificial intelligence represents "an opportunity for generations". She revealed that Google plans to spend $50 billion on chips, data centers and other capital expenditures in 2024, but stressed that Google will make careful bets based on the results.Industrial Securities' investment strategy for the construction industry in 2025: internal and external resonance, optimistic about debt conversion and the "Belt and Road" industry, Industrial Securities Research Report said that the construction industry will face certain pressure in 2024, and it is expected that infrastructure investment will remain high in 2025, driven by the debt conversion policy. Review and prospect of plate market: central state-owned enterprises and design plates led the gains, with obvious excess returns. Main line 1: Debt conversion is expected to drive the improvement of the management quality of construction central enterprises. 1) The driving force and mode of action of this debt conversion can be compared with the "Belt and Road" market in 2014 and the PPP market in 2016, and the policy is driven from top to bottom. 2) The institutions' positions in construction central enterprises are low, and the valuation of construction central enterprises is also in the lower position of the historical center. 3) The unprecedented intensity of debt conversion will help the central enterprises to realize the double promotion of EPS and PE. Main Line 2: The Belt and Road Initiative is expected to accelerate and benefit international engineering enterprises. The "Belt and Road" market has accelerated its expansion, and international engineering enterprises are expected to accelerate their going out to sea, and their performance and valuation have both improved.

The Economic Committee of the Colombian Congress rejected the tax reform proposed by the government to fund the 2025 budget.Nepal's Everest region will ban commercial helicopter flights to protect the local economy and wildlife. On December 11th, local officials in Nepal said that the local government and other stakeholders have decided to ban commercial helicopter flights in the Everest region from January 1st next year to protect the local economy and wildlife. Mingema Chiri Sherpa, mayor of Khumbasan Lamu, Mount Everest, Nepal, said on the same day that the decision was made because the increase in commercial helicopter flights in Mount Everest in recent years has shortened the stay time of tourists, and helicopter noise has also interfered with wildlife in nearby national parks. Relevant decisions are being sent to helicopter operators, travel agencies and tourism enterprises through letters.Shengmei Shanghai issued a statement on the new US export control regulations. Shengmei Shanghai issued a statement on the new US export control regulations, saying that on December 2, the BIS of the US Department of Commerce issued new control measures for semiconductors exported and transferred to People's Republic of China (PRC) (China), covering advanced integrated circuit (IC) products, specific integrated circuit manufacturing equipment and technology, and supercomputers related to artificial intelligence (AI) and advanced computing. According to the new regulations, Shengmei Shanghai and its domestic and Korean subsidiaries are included in the BIS entity list. ACM Research, Inc and its direct subsidiaries outside Chinese mainland are not included in the list. The company is comprehensively evaluating the potential impact of the new regulations on the company's business and operation plans. Based on the current information, the company believes that as the company has established diversified supply chains and alternative resources, the impact on the delivery and service capacity of equipment produced by Shengmei Shanghai and sold to domestic customers will be controllable and manageable. The new regulations will not affect the company's product sales, delivery and service capabilities to overseas customers. Consistent with previous years, the company plans to voluntarily disclose the announcement of 2024 annual operating results and 2025 annual operating results forecast in January 2025.

The Embassy of China in Sudan once again reminds China citizens not to go to Sudan for the time being, and to leave the Sudan as soon as possible if there is no necessary reason. Recently, air strikes and shelling incidents have occurred frequently in Sudan, causing a large number of civilian casualties and the overall security risks remain high. The Embassy in Sudan once again reminded China citizens not to go to Sudan in the near future, and suggested that citizens in China should leave the country as soon as possible if there is no need to stay in the country.Jiuwu Hi-Tech: the first successful candidate for the procurement project of China Wuye Minmetals Salt Lake Company, with a bid price of 125 million yuan. Jiuwu Hi-Tech announced on December 12, and on December 11, the procurement e-commerce platform of China Minmetals Group Co., Ltd. released the "Announcement of Successful Candidates for the Procurement of Adsorbent Supply, Filling and Related Services for the Construction and Installation Project of Lithium Project in China Wuye Minmetals Salt Lake Co., Ltd.", and the company was the first successful candidate for this project. The company's tender offer is 125 million yuan, accounting for 16.56% of the company's audited operating income in the previous year.Han Dongxun, leader of South Korea's ruling party, said that President Yin Xiyue should be dismissed immediately. The only way is for the ruling party members to vote for impeachment.