Core Insights - Northeast Pharmaceutical has achieved an average self-maintenance rate of over 97% in the past three years, saving over 10 million yuan in costs, demonstrating effective cost reduction and efficiency improvement through a self-maintenance model empowered by refined management [1][4]. Group 1: Innovative Maintenance Model - The company has shifted from a traditional reliance on external maintenance to a self-maintenance model, focusing on refined management to enhance cost control, efficiency, and technical independence [1][4]. - A technical task force was established to promote innovation, with responsibilities divided among team members, leading to a transformation from a rough maintenance approach to a lean one [2][3]. Group 2: Efficiency and Quality Improvement - The implementation of a "three ones" work method has ensured high-quality completion of maintenance tasks, with specific projects led by party members and technical challenges tackled by dedicated teams [3]. - The energy assurance center completed the self-cleaning of a 6000 cubic meter circulating water pool in 7 days, significantly improving cleaning quality and efficiency [3]. Group 3: Long-term Mechanism for Cost Reduction - Northeast Pharmaceutical has established a long-term mechanism to sustain the value of self-maintenance, including regular technical challenges and talent development [4]. - The company conducts nearly 2000 maintenance projects annually, with a self-conducted rate exceeding 97%, further embedding the principles of refined management into its operational culture [4].