1. First of all, you can report to the local financial safety supervision department (such as the industrial and commercial department) about the automatic deduction of Tianjin Mingdonghua financing guarantee.
2. At the same time, you can also complain to Mingdonghua Financing Guarantee Company and seek a solution. If Mingdonghua Financing Guarantee Company fails to solve the problems of consumers in time, it can complain to the above-mentioned financial safety supervision department.