Executive Team

Expertise, integrity, and action drive everything we do.

Jackal Lin

Jackal Lin

General Manager

With over 20 years of expertise in metal materials, he specializes in precision manufacturing and semiconductor back-end process applications. His extensive knowledge of material properties, process optimization, and quality management enables data-driven business decisions while driving the development of high-quality products and world-class manufacturing capabilities.

Jessica Liu

Jessica Liu

Manufacturing Manager

With 28 years of experience in manufacturing management, she specializes in stainless steel metalworking and precision manufacturing, with expertise in production management, process improvement, and production scheduling. She excels at cross-functional coordination, continuously optimizing manufacturing efficiency to ensure product quality and on-time delivery.

Chang Wei Yen

Chang Wei Yen

Quality Control Manager

With nearly 10 years of experience in quality management, he specializes in anomaly analysis, process improvement, and quality verification, with expertise in stainless steel wafer frame manufacturing. Through data analysis, precision measurement, and robust quality management systems, he continuously optimizes process quality to ensure product consistency, stability, and reliability.

Evan Yang

Evan Yang

International Marketing Manager

With over 10 years of experience in B2B and B2C e-commerce and international marketing, he specializes in brand strategy, digital marketing, and overseas market development. He excels at integrating digital marketing, brand promotion, and international trade show planning to continuously enhance brand value and global visibility.

Letitia Chiang

Letitia Chiang

Administration Manager

With over 10 years of experience in corporate management, she specializes in cross-functional integration, organizational systems development, and project management. She has led the implementation of ISO management systems, facility expansions, and equipment installations, continuously strengthening management practices to enhance operational efficiency and organizational competitiveness.

Micky Huang

Micky Huang

Senior Sales Manager

With over 20 years of experience in the stainless steel industry, she is well-versed in various stainless steel manufacturing processes and customized product development. She specializes in project management, from customer requirements and design planning through to mass production and final delivery.

Yoyo Liu

Yoyo Liu

Finance Manager

With 15 years of experience in finance, she specializes in financial management, fund planning, tax management, and internal system development. She excels at supporting business decision-making through financial analysis and process integration, while driving system optimization and cross-functional collaboration.

About YJ COREVIA

Providing a high-quality environment,
improving overall quality,
embracing altruism, and creating value for the world!

Founded in 1985, YJ Stainless has been deeply rooted in the field of precision manufacturing for decades. Built on a foundation of stable and reliable quality, we have gradually earned the trust of high-end technology industries. In response to the rapidly evolving global semiconductor market, we recognize the need to invest in the next stage of technological advancement with a more forward-looking vision. As a result, we have launched a new sub-brand—YJ COREVIA—symbolizing the extension of technological core (“Core”) and the path forward (“Via”), and marking the beginning of an innovation journey toward the future.

YJ COREVIA inherits 40 years of manufacturing craftsmanship and redefines its brand role with a strong focus on the semiconductor industry. We are dedicated to providing customized wafer frames and key process-related components and consumables, guided by the highest standards of reliability, cleanliness, and meticulous detail control. By implementing internationally compliant cleanroom processes and precision measurement capabilities, YJ COREVIA not only meets the stringent requirements of advanced semiconductor processes but also supports our customers’ mass production stability with uncompromising quality standards.

On this path from traditional manufacturing to precision technology, YJ Stainless and YJ COREVIA represent not a separation of past and future, but an extension of the same value chain. With a more focused expertise and an innovative spirit, YJ COREVIA works alongside YJ Stainless to create a new chapter for Taiwan’s manufacturing industry—one that serves the global semiconductor market.

YJ COREVIA Sales Map

Constantly striving for perfection to provide our customers with high-quality products and services.

In 2015, YJ COREVIA received its first international order and successfully expanded its business to overseas markets. Under strict control, YJ COREVIA provides customers with high-quality products and services, laying a solid foundation for long-term cooperation abroad. As of today, our overseas sales generate 40% of the total sales of the company.

YJ COREVIA Core Values

We have always been committed to giving you our best.

After forty years, YJ COREVIA values and respects the contributions of every employee, providing space for learning and development. The dedication of our team is reflected in product quality, creating maximum value for the company’s growth. To implement a positive management philosophy of “people-oriented, dedicated operations, and customer satisfaction,” we adopt a collaborative approach, fully guiding the company and its employees into the next competitive era.

Employee

To create an environment in which our employees enjoy a work-life balance, we are committed to providing our employees with a workplace that is a home away from home and addressing their basic needs (food, clothing, housing, transportation, education, and entertainment) and mental and physical health.

Society

As corporate citizens, we contribute to society while seeking business growth. Upholding the spirit of “taking from society, and giving back to society”, we care for and give back to local communities, connect people, and contribute to the world with our positive energy.

Customer

Providing excellent products and the most complete service with nearly 40 years of technological advancement and professional skills, we maintain customer relations by providing a wide variety of contact channels and conducting customer satisfaction surveys to ensure we continuously improve our products and services.

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