[Shenzhen Metro and AVIC International signed the Egypt Railway Phase III Project] On November 15, 2022, Shenzhen Metro and AVIC International held the signing ceremony of the Egypt Railway Phase III Project Cooperation Agreement in the Metro Building. The third phase project signed this time is to extend about 18km to the south on the basis of the first and second phase projects, and set up three stations. Editor/Zhao E

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• 2026.03.25 09:51
• [Global PPP ranking: Kazakhstan ranks 36th]
• According to the latest ranking by the data analysis platform Visual Capitalist, Kazakhstan ranks 36th in the world in terms of GDP calculated by purchasing power parity, with a GDP of approximately 973 billion US dollars, between Singapore and Romania, similar to countries such as the United Arab Emirates, and still the largest economy in Central Asia. The total PPP of the world's largest economy reached $219.2 trillion, with nearly half coming from Asia, led by China, the United States, and India. PPP can more accurately compare economic scale, consider price differences, reflect real production levels, and objectively evaluate economic volume. Editor/Cheng Liting

• 2026.03.24 18:06
• [New breakthroughs in scientific research in China]
• Recently, a joint research team consisting of China Aerospace Science and Technology Corporation 811 Institute and Nankai University announced that they have successfully developed a new type of hydrofluorocarbon electrolyte. This technology is expected to significantly improve the energy density and extreme low temperature adaptability of lithium batteries. The team has overcome technical challenges such as the inability of fluorine to dissolve lithium salts and synthesized a new electrolyte solvent containing monofluorinated alkanes.Editor/Yang Meiling