1, price difference: Guoguang tetravalent vaccine costs about one shot in 600 yuan, while Hualan tetravalent vaccine costs 800- 1000 yuan per shot.
2. Difference between manufacturers: Guoguang Tetravalent is mainly produced by Chengdu Kang Hua Biological Products Co., Ltd., and Hualan Tetravalent is produced by Hualan Biological Vaccine Co., Ltd.