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The Palestinian Islamic Jihad (Jehad) said that a delegation, including its leaders, arrived in Cairo on Wednesday to discuss the negotiation of the hostage-for-prisoner agreement.Market information: Israeli air strikes targeted the Palestinian people carrying security aid trucks in Rafah, causing medical casualties.Scientists observed semi-Dirac fermion for the first time, and scientists from Pennsylvania State University and Columbia University joined hands to observe a special kind of quasi-particle-semi-Dirac fermion for the first time. Such quasi-particles have mass when moving in one direction, but lose mass when moving in the other direction. The researchers said that in-depth research on these quasi-particles is expected to promote the development of next-generation batteries, sensors and other technologies. Related papers were published in the new issue of Physical Review X.

Brazil will auction a foreign exchange credit line of up to $4 billion on December 12th.The personal pension system will be expanded soon, and the third pillar of old-age security will be built in an all-round way. Recently, it was reported that the personal pension system will be implemented nationwide on the basis of pilot projects in 36 places. "It should be implemented nationwide soon. In fact, we have been making systematic preparations, and we are now well prepared." The staff of a state-owned bank in a non-pilot city told reporters. Industry researchers also told reporters that when the individual pension system was piloted, relevant supporting policies were made at the end of that year. "If it is fully rolled out according to the previous rhythm, there should be a saying before the end of this year." (Securities Times)Morgan Stanley upgraded Hongyuan Green Energy Co., Ltd. to parity.

Merger and acquisition, restructuring and opening up a new bureau, market value management has achieved results. Shanghai is a state-owned state-owned enterprise in the big game of capital market, and Shanghai is a major town of state-owned state-owned enterprises. The market value of state-owned listed companies in Shanghai has exceeded 2.7 trillion yuan, which is a powerful state-owned company in the capital market. Since the beginning of this year, Shanghai state-owned listed companies have taken the initiative to take the lead, tried first, actively reformed and innovated, decisively settled in the big chess game of the capital market, opened a new game in mergers and acquisitions, and managed the market value quite effectively, handing over a sample answer sheet. (SSE)Australia announced the establishment of bass strait (the strait between the Australian mainland and Tasmania) offshore wind power area in Tasmania, southeast of Australia.The performance of deep thinking AI model exceeds the existing weather forecast. A study published in the new issue of Nature reported the latest machine learning model introduced by deep thinking. The model can make reliable probabilistic weather forecast according to current and future weather, and its performance not only exceeds the best traditional medium-range weather forecast, but also can better predict extreme weather, tropical cyclone route and wind energy production.