If not, is it necessary to re-inoculate Chongqing Kangma Phnom Penh?

The golden border of the health regulations is missing. You need to go to the inoculation point to check and see what the reason is.

Generally, the health value code after the first needle is green, and the health value code after the second needle is gold. After the third shot, the health code will add a gem to the gold border to prove that you have finished the third shot.