Founded in 2013 and based in the Greater Tainan area—the largest cluster of the automotive lighting industry—we provide metal and plastic plating services and obtained ISO 9001 quality management system certification in 2015.

Yi Chang is technology-driven and actively expanding its expertise in vacuum coating, offering end-to-end services—from plastic product fixture design and masking design to strengthening, hardening, and electroplating surface treatments—to meet customers’ requirements for enhanced product performance and aesthetics.

“Quality, innovation, integrity, and service” have always been the guiding principles of Yichang’s service philosophy. We build mutually beneficial partnerships with our customers to achieve sustainable operations and long-term development.