Group 1 - The central enterprises have significantly increased their support for Tibet's development since the 14th Five-Year Plan, with a total of 8,833 investment projects and an investment of 145.786 billion yuan since 2021 [1] - Key infrastructure projects in transportation, electricity, and communication have been prioritized, enhancing Tibet's modern infrastructure system [1] - Major telecommunications companies, including China Telecom, China Unicom, and China Mobile, are accelerating the construction of new communication infrastructure to achieve full coverage of gigabit broadband in counties and above [1] Group 2 - Central enterprises are focusing on enhancing the quality and efficiency of characteristic industries, such as clean energy, specialty agriculture, and cultural tourism, tailored to Tibet's resource endowments [2] - Companies like Dongfang Electric Group and China National Building Material are developing new technologies and materials suitable for high-altitude and extreme temperature conditions [2] - The full industrial chain development of local products, such as barley and Tibetan medicine, is being promoted by companies like Sinochem, COFCO, and China National Pharmaceutical Group [2] Group 3 - Over 20 central enterprises are involved in ecological protection projects, contributing 457 million yuan and planting 57,400 acres of trees in the Lhasa area [2] - Central enterprises are implementing numerous livelihood and community projects in education, healthcare, and living conditions, focusing on improving the well-being of local residents [2] - Central enterprises are actively participating in recruitment events for local graduates, creating job opportunities for the local population [2] Group 4 - A signing ceremony for key aid projects took place, with 16 central enterprises signing investment agreements for 75 industrial projects totaling 317.5 billion yuan [3] - An estimated investment of 99.9 billion yuan is expected to be completed by the end of 2027 [3] - Three central enterprises signed additional aid agreements with the Tibet region in relevant fields [3]