卫星化学：公司部分装置在今年检修中同步进行了工艺优化，进一步降低了生产成本

Group 1 - The company has confirmed that it is undergoing routine maintenance of its production facilities this year, which includes process optimization to further reduce production costs [2] - There is speculation in the market regarding a potential increase in ethylene processing capacity by approximately 500,000 tons per year due to technical upgrades planned for 2025 [2] - The company has not yet confirmed the specific magnitude of the increase in ethylene processing capacity [2]