Abstract:Wheat quality standards of Australia, Canada, the People′s Republic of China, Japan, Russia, Republic of Korea, Chinese Taipei, the United States and other APEC economies, and of International Organization for Standardization (ISO) and Codex Alimentarius Commission (CAC) were analyzed to compare the differences of quality indexes, test methods and requirements of important factors in the standards. Some suggestions were proposed for classification of wheat according to the usages.