Linekey was established in 2011 and is a high-tech enterprise in Shanghai. We are a diversified company in the electronic component supply chain, covering both active and passive dual channels with our own manufacturing factory. Since our establishment, we have been dedicated to the research, development, design, production, and sales of electronic components. Our company upholds the principles of customer satisfaction through service, innovation for mutual success, and strives to win the trust and support of our customers by pursuing high product quality, competitive prices, and excellent after-sales service. Currently, our main business operations include the production and sales of magnetic materials such as inductors, transformers, magnetic beads, and magnetic cores. We also specialize in design and development services, focusing on areas such as power supply, control, measurement, and navigation. Additionally, we provide technical consulting services in the areas of EMC and safety regulation compliance for the aforementioned fields. Leveraging our years of technical expertise in the HPLC industry, Linekey has become the preferred choice for many solution providers in the HPLC industry and is currently a core supplier of magnetic materials for the State Grid Corporation of China.