market department
design department
engineering department
manage
Finance can wait for five, big companies rely on the rule of law, and small companies rely on the rule of man. This must be borne in mind! At present, it is best to rely on the rule of man, such as in terms of feelings and wages. When you have a good reputation and are willing to work here, you can use system management. It's best not to do it now, or there will be the risk of employee turnover! A little humble opinion for your reference.