Rice sc 10 123 indicates that the quality of rice is good. According to relevant public information, rice sc 10 123 is the serial number of rice, which represents the quality of rice. The food production license number consists of SC plus 14 digits. In the past, rice bags were marked with QS, but since the newly revised food safety law. 10 20 15 years, the food QS mark was cancelled and changed to a new food production license, with SC plus 14.