United Nations / International Telecommunication Union CIE-International Commission on Illumination SCS ASTM NEMA CEN/ CENELEC Copyright / Illuminating Engineering Society / International Commission / Department of Energy / International Electrotechnical Commission ISO-International Organization for Standardization ITU / European Committee for Standardization ISO / SEMI / Standard Development Organization / /
Person
DIN SEMI UL ASME AECMA IEC / Chen Cheng-Hsien / SAE CANENA JISC ITU RS / /