They are hunting for the suspected thieves who later abandoned the car and escaped after a police patrol team chased after them.
The incident was posted on social media by a person local media believed to be the baby's father.
The baby was found in a safe condition and has since been reunited with the mother.
It is not clear how the baby ended up being alone in the car with the suspected thieves.
The authorities have called on the general public to provide any information to help arrest the suspects.
