Central plains region:
Henan Lotus Group, Shandong Fufeng Fermentation Group, Shandong Ling Hua Group, Shandong Qilu MSG Group, Shandong Lily MSG Industrial Company, Jiangsu Chrysanthemum MSG Group,
Northeast China: Shenyang Hongmei Group Co., Ltd. and Zhaoqing Xinghu monosodium glutamate Co., Ltd.
Western region: Xinjiang Tianshan monosodium glutamate Co., Ltd.