Established in July 2015, it is mainly engaged in the DRAM testing business of semiconductor products. The head office is located in Hsinchu Industrial Park, also as a test production and sales base. The subsidiary is located in Baoan District, Shenzhen, China, serving the Chinese market.

Ramsun's service items include overclocking frequency testing of PC DRAM and MOBILE DRAM, as well as Back-end Service after testing. Our professional team has refined SLT test technology and self-developed ARM BASE test system. Ramsun's comprehensive and high-quality research and development capabilities, combined with advanced automated testing equipment, provide customers with professional customized testing integration solutions.