You can go to the enterprise to look at the accounting books, or you can go to the People's Bank of China to check the loan situation of the enterprise in the credit information management system. You can check the enterprise loan card through the People's Bank of China.

Where to check the enterprise loan situation, the specific method is:

1. The company fills in the enterprise loan card inquiry application form;

2. Prepare a letter of introduction from the unit, a valid loan card and the ID card of the manager;

3. The agent went to the local branch of the People's Bank of China to inquire. The local branch of the People's Bank of China will make an inquiry on the spot after receiving the inquiry.

The sources of funds of enterprises mainly include endogenous financing and exogenous financing, in which endogenous financing mainly refers to enterprises' own funds and funds accumulated in the process of production and operation; Helping enterprises to finance is the external source of funds for enterprises, which mainly includes direct financing and indirect financing.