Over 21.3 million units of blood donated in past three decades Thirty years after the blood donation movement was officially launched (January 24, 1994 - January 24, 2024), Vietnam has mobilised and received over 21.3 million units of blood, with the number of volunteer donors hitting 99%, according to the National Institute of Hematology and Blood Transfusion. 16:50 | 14/06/2024