Pachuau said that mass blood donation camp called 'Blood for your Valentine' was organised by the AVBDM in Aizawl, Lunglei, other six district headquarters and big towns.
He said that 522 people including 104 girls donated blood in Aizawl while 133 youths donated blood voluntarily in Lunglei.
The number of blood donors in other district headquarters was yet to be received, he added.