Does the subject want to ask "What is the reason for the sudden increase of 25, yuan in installment music"? User credit record is good, market demand and strategy adjustment.

1. The user's credit record is good: installment music evaluates the user's credit record and decides to increase its credit limit. Users perform well, repay on time, and the credit card limit is kept within a moderate range, so staged music will increase the user's limit.

2. Market demand and strategy adjustment: As a financial institution, installment music will adjust its loan amount according to market demand and strategy adjustment.