If you want to apply for a certificate directly and want a high-quality internal auditor certificate, you must take a good look. At present, Yantai is still relatively weak for internal auditors. Internal training is generally conducted within the company. However, if you want to study directly outside, you can go to a place near Yantai Zhenhua Commercial Building, which seems to be called Bangwen Education. You can search Baidu. There should be some.