e-Ray Technology Co., Ltd. provides chemical material solutions for the semiconductor and advanced PCB manufacturing industry in Taiwan. The company engages in OLED material development focusing on on high-end electronic resins and semiconductor packaging materials. Its products include semiconductor advanced process materials, CCL specialty chemicals, and high-performance organometallic catalysts. The company was formerly known as e-Ray Optoelectronics Technology Co., Ltd. and changed its name to e-Ray Technology Co., Ltd. in September 2025. e-Ray Technology Co., Ltd. was founded in 1997 and is headquartered in Taoyuan City, Taiwan.