Presently you can able to bring your child Visit visa / tourist visa along with the guardian but it will be the problem in future. Once your business visa transferred to work visa your husband not able to provide RP for your child, at the same time if you are receiving the salary QAR 5000, you can able to provide the Visit visa for your child, if your are receiving QAR 10000 you can able to give the RP for your kid.