GB/T 21731-28。

Because this is the food classification number stipulated by the state, it was issued by the People's Republic of China, the General Administration of Quality Supervision, Inspection and Quarantine and the National Standardization Administration of China.

The main drafters of orange juice are China Food Fermentation Industry Research Institute, Shandong Jiamei Food Industry Co., Ltd., Kunshan R&D Center of Uni-President (China) Investment Co., Ltd., Master Kong Beverage Holdings Co., Ltd. and Beijing Huiyuan Beverage and Food Group Co., Ltd.