Established in 2020 and headquartered in Hsinchu City, Taiwan, RKSEMI has developed and invented functional thin films that solve pain points of several industries such as semiconductor testing and optical molding.

Unique innovative skills and knowledge accumulated from years of professional education and research are here put into practice to seek leading-edge breakthroughs in the current technology industry.

The core businesses and products now focus on infrared optical thin film and functional thin film for semiconductor testing probes.

Semiconductor Division
Functional thin film for semiconductor testing probe

Insulator thin film for semiconductor testing probe

ESD thin film for semiconductor testing device

Optical Division
Thin-film for thermal imaging lens coating

Hard optical thin film 

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