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Walsin Technology Corporation, surrounding you as a one-stop supplier of passive components, values customers and adhere to commitments.
Over 25 years of industry expertise, Walsin manufactures top-quality capacitors, resistors, inductors, RF devices, antennas, and protective components with optimum circuit performance to fulfill diversified applications and specifications. Via its multiple backup production bases in China, Taiwan, Japan, and Malaysia, Walsin establishes global logistics and warehouse network to provide on-time delivery and customer-oriented service. From customized design-in phase to production planning, Walsin is no doubt the ultimate choice for total passive solutions.

PDC was established in 1990, and its stock was listed on the OTC in 2002. It is one of the few passive component manufacturers in China that can supply ceramic powder raw materials and sell multilayer ceramic capacitors at the same time, and is the only one capable of vertically integrating raw materials from upstream to passive chip components.

INPAQ Technology is a global provider of premium RF antenna and electronic component solutions, offering diverse ODM, OBM, and OEM services. Utilizing patented processes and manufacturing bases in Taiwan, China, and Malaysia, combined with RF simulation, rapid prototyping, and reliability testing, we serve over 100 international brands. Our portfolio covers IoT, 5G high-precision antennas, millimeter-wave base station antennas, and a wide range of electronic components, delivering dual value in antennas and components for consumer, industrial, and automotive markets, providing high-quality connection and protection solutions.

Founded in 1984, Joyin Co., Ltd. began developing and manufacturing reliable electronic component production equipment, integrating innovative design and user-friendly interfaces to become a globally recognized leader in passive component manufacturing equipment. Over the years, Joyin has provided OEM services for top-tier companies in Europe, the Americas, and Japan.
In 1993, we dedicated an R&D team to launch Joyin’s proprietary brand of thermistors, varistors, and temperature sensors. And has focused on surface-mount NTC thermistors (SMD NTC) and multilayer varistors (MLV), serving the automotive, power, telecommunications, and industrial sectors. Guided by core values of integrity, responsibility, and proactivity, Joyin is committed to quality enhancement, material innovation, and sustainability, delivering reliable component solutions to global clients.

The technical team of ELECERAM have more than 20 years experience in developing piezoelectric ceramic material. Based on our intensive technology in piezoelectric ceramics, we are focusing the new piezoelectric ceramic device for new application.

Kamaya Electric has been manufacturing and selling chip resistors, chip fuses and other electronic components since our foundation in 1957.
We support the evolution of society with our strengths in the development and production technologies we have built up from many years of experience and our mass production and sales network distinctive of a global company.

Nitsuko Electronics Corporation was established in 1999 as a spin-off from Nitsuko Corporation’s long-standing electronic components division, which had over 80 years of history. Headquartered in Suzaka City, Nagano Prefecture, Japan, Nitsuko specializes in the development, manufacturing, and sales of film capacitors. The company operates with a fully integrated system—from product development to production and distribution—allowing for rapid innovation and competitive pricing.
With a workforce of 79 employees, Nitsuko serves both domestic and international markets, focusing on high-quality, reliable components for industrial and electronic applications. The firm is jointly owned by Kamaya Electric Co., Ltd. (70%) and NEC Platforms, Ltd. (30%), and has earned certifications such as ISO 9001, ISO 14001, and IATF 16949, underscoring its commitment to quality and environmental standards.

Matsuo manufactures "Tantalum capacitors" and "Circuit protection components (Micro-Fuse and Surge-Absorber)" in Japan.
Matsuo is to be a continuous "Engineering company" that has development / production / sales of superior quality and valuable engineering products which can get trust of customers in the world as axis of enterprise activity at the basic of "being a customer state that permit the existence of a company.
Our products are used in electronic devices in the performance-focused automotive market, as well as the railway, medical, industrial, and consumer markets, and are highly rated for their ability to perform well even under harsh operating conditions.

Matsuo manufactures "Tantalum capacitors" and "Circuit protection components (Micro-Fuse and Surge-Absorber)" in Japan.
Matsuo is to be a continuous "Engineering company" that has development / production / sales of superior quality and valuable engineering products which can get trust of customers in the world as axis of enterprise activity at the basic of "being a customer state that permit the existence of a company.
Our products are used in electronic devices in the performance-focused automotive market, as well as the railway, medical, industrial, and consumer markets, and are highly rated for their ability to perform well even under harsh operating conditions.