Guoju Company was established in 1977 and is a leading global supplier of passive component services. Its production and sales locations cover Asia, Europe, and the Americas. Guoju Company provides customers with a full purchase service, providing complete passive components such as resistors, capacitors, and wireless components to meet the needs of customers in various fields of application.

       Guoju is currently the world's largest manufacturer of R-Chip resistors and the world's third-largest supplier of MLCC capacitors. In the field of magnetic materials (ferrites), it ranks fourth in the world and has extensive distribution points worldwide. Guoju currently has 21 marketing and service bases, 9 production bases, 8 JIT real-time shipping centers, and 2 research and development centers. Many types of products from Guoju are targeted in key vertical markets, including mobile phones, tablets, industry, electricity, renewable energy, medical and automotive applications. Our customer base is very diverse, including globally leading EMS, ODM, OEM, and distributors.

Vehicle capacitors
Compared to general-purpose ceramic capacitors, Guoju automotive capacitors comply with the AEC-Q200 standard. Automotive capacitors include AC, AS, AQ, AC Array, AC HiCap, AC HiTemp, and AC X5R/X6S series.

Automotive SMD resistor
Guoju's automotive passive components comply with the AEC-Q200 automotive electronics industry standard certification. Suitable for information entertainment, comfort and convenience, safety, ECU, steering system, power management, and lighting systems in the automotive industry applications, including thick film, thin film, current sensing, and an excellent solution for sulfur resistance.



Complies with AEC-Q200 standards

High reliability electrode structure

Compatible J-STD-020D welding process

High stability surface sticker automatic alignment



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KELLER ELECTRONICS

We have always adhered to the concept of "being dedicated to excellence and sincere to the future", utilizing our professional advantages to maximize cost savings, reduce every work step, increase product output, and maintain competitiveness in increasingly challenging environments for our customers.