30-50. According to the relevant information of the bank, it is known that the charging standards for bank-entrusted credit card loan collection are as follows:

1. The charging standard for less than 50,000 yuan is 50% of the target amount.

2. The charging standard for the amount between 50,000 yuan and 100,000 yuan is 40% of the bid amount.

3. For items over 100,000 yuan, the standard fee is 30% of the bid amount. However, depending on the needs of the creditor, the charging standards will vary slightly from the above standards.