Group 1 - Yulin is focusing on the development of six industrial chains related to coal, including coal-based methanol and olefins, coal-based aromatics, coal-to-oil, and high-end coal chemicals [1] - The city is promoting the integration of the energy and chemical industries, extending from basic chemical raw material production to high-end chemical product manufacturing and new material development [1] - Yulin has invested over 2.5 billion yuan in various research and innovation platforms, including the Yulin Zhongke Clean Energy Innovation Research Institute, which has led to breakthroughs in key technologies [1] Group 2 - Shaanxi province is a significant comprehensive energy base in China, producing 780 million tons of coal, 24.47 million tons of crude oil, and 35.9 billion cubic meters of natural gas last year [2] - The energy industrial added value in Shaanxi increased by 8% year-on-year, reflecting the province's efforts in energy green and low-carbon transformation [2] - Yulin is enhancing the clean and efficient utilization of coal while accelerating the construction of a modern energy system and a modern coal chemical industry system [2]