Molded Power Choke

    Common Mode Choke

    Ferrite Based SMT Power Choke

    Traditional Inductor

    Multilayer Beads & Inductors

    Customized Design


    Automotive(AEC-Q200 qualified)

    Industrial & Medical

    Power Supply

    Power Module

    Smart Home & IoT


    The Most Professional Coil Team

    With 40 years of experience in Coil field .

    To be a professional company, 3L hope to make more contribution on our professional field, Inductors and High End Transformers.

    Our's Responsibility

    3L hope our Employees may get Achievements, Skill Upgrade and Satisfied Reward. Hope our Customers may treat 3L as a reliable and trustable partner. Hope our Investors may get profit and sustainably increasedshareholder value.

    Our Goal

    Our goal is to make the name 3L synonymous with outstanding inductor technology and fast growing business performance in world class –Let our employees, customers and investors be proud of us.

    We Also Care about Environment

    We care for life, health and earthly environment, Abide by the laws and regulations, follow the customers’ requirements, Focus on the design, production and sales of green products.