After 2014, the main suppliers and customers of HQ company are relatively fixed and concentrated. The main four customers accounted for 47.86% of the total sales, close to 50%. This is because there are financial risks. The main customers are relatively single, and there are price changes in the raw material market as mentioned before. The main suppliers also have similar problems. There are four main suppliers, with customers accounting for 48.62% of the total procurement. According to the data, these main customers If suppliers and customers have problems, HQ company may have serious financial crisis. At present, HQ company has the problem of relatively centralized suppliers and customers.