From 2018 to 2020: Focused on the research and development, production, sales, and service of mid to high end automotive connectors. Catching up with first-class technology, pursuing excellent quality, meeting customer needs, and building the Mingzhe brand. 1. Customer satisfaction score ≥ 90 points. 2. The defect rate of product launch and use is ≤ 100PPM. Large investment in automated production to reduce internal losses and improve production efficiency.