Group 1 - Huayang Changqing Investment Co., Ltd. has launched a new production line capable of processing 200,000 tons of waste lubricating oil annually, reducing the base oil cost by 260 yuan per ton [1] - The company has developed the first domestic wind turbine gear oil recycling production line in 2018, achieving over 90% market share in the high-end recycled lubricating oil sector [1] - The third phase of Huayang Changqing's project, which started in September, will introduce advanced "two-stage hydrogenation" technology, expected to generate an additional annual revenue of 1.5 billion yuan [1] Group 2 - The circular economy industry in Gushi has expanded from a single company to 7 leading enterprises and 25 larger-scale companies, fostering a collaborative development model [2] - Gushi has established an integrated waste management system covering seven categories of waste, achieving 100% reduction, resource utilization, and harmless disposal of urban household waste [2] - The circular economy output value in Gushi is projected to reach 2 billion yuan by 2024, positioning the region as a leader in green initiatives in Central China [2] Group 3 - Gushi County aims to enhance its circular economy by developing circular industrial, agricultural, and service sectors, focusing on the recycling lubricating oil, electric hydrogen alcohol, and castor oil industries [3]