In 2020, among the *** million doses of class I vaccines released in China, almost ** million were Hepatitis B vaccines. Over ** million doses of Diphtheria and tetanus toxoid with acellular pertussis (DTaP) vaccines were also released, while less than * million doses of Tetanus Toxoid Adsorbed were released.
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Forward Intelligence (Qianzhan). (July 26, 2021). Number of class I vaccines released in China in 2020, by type (in million doses) [Graph]. In ÌÇÐÄÆƽâ°æ. Retrieved July 24, 2026, from /statistics/1312568/china-class-i-vaccine-lot-release-volume-by-type/
Forward Intelligence (Qianzhan). "Number of class I vaccines released in China in 2020, by type (in million doses)." Chart. July 26, 2021. ÌÇÐÄÆƽâ°æ. Accessed July 24, 2026. /statistics/1312568/china-class-i-vaccine-lot-release-volume-by-type/
Forward Intelligence (Qianzhan). (2021). Number of class I vaccines released in China in 2020, by type (in million doses). ÌÇÐÄÆƽâ°æ. ÌÇÐÄÆƽâ°æ Inc.. Accessed: July 24, 2026. /statistics/1312568/china-class-i-vaccine-lot-release-volume-by-type/
Forward Intelligence (Qianzhan). "Number of Class I Vaccines Released in China in 2020, by Type (in Million Doses)." ÌÇÐÄÆƽâ°æ, ÌÇÐÄÆƽâ°æ Inc., 26 Jul 2021, /statistics/1312568/china-class-i-vaccine-lot-release-volume-by-type/
Forward Intelligence (Qianzhan), Number of class I vaccines released in China in 2020, by type (in million doses) ÌÇÐÄÆƽâ°æ, /statistics/1312568/china-class-i-vaccine-lot-release-volume-by-type/ (last visited July 24, 2026)
Number of class I vaccines released in China in 2020, by type (in million doses) [Graph], Forward Intelligence (Qianzhan), July 26, 2021. [Online]. Available: /statistics/1312568/china-class-i-vaccine-lot-release-volume-by-type/
