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Jiujiu attended the 2024 National Electric Furnace Short Process Steelmaking Industry Development Seminar
Leaders of China Association for Science and Technology and provincial and municipal science and technology associations visited 99 to explore innovative ways of pollution reduction, carbon reduction, energy conservation and emission reduction.
Xu Ximing, Senior Vice President of Hikvision, Visited 99 for Discussion and Exchange
Chen Junwen, former Vice Director of the Standing Committee of the Hunan Provincial People's Congres
99 Smart Environmental Protection Unveiled at the Macao International Environmental Cooperation and