In Ouyi App: Discover the investigation of the sudden disappearance of the price limit entrustment

1. In the Ouyi APP: I found that the price limit entrustment suddenly disappeared. All Types (84) Price Limit | Market Price (10). All types and price limits | The quantity of market prices has been greatly reduced. as shown in Figure 1

Figure 1

2. Check the price limit | market price (10), basically all the reduction is the price limit | market price, especially the spot entrusted is all revoked. as shown in Figure 2

Figure 2

3. View the historical commission, only screen the records of the last day, as shown in Figure 3

Figure 3

4. In order to ensure the server performance, the canceled price limit, market price, and high-level price limit entrusted records have only been retained for 2 hours. A large number of commissions were revoked at 09/28 04:29:18. as shown in Figure 4

Figure 4

5. The preliminary analysis came to the conclusion that the reason should be that the trbusdt is permanently inserted at around 09/28 04:30, resulting in a large loss, and the available margin is already negative. Therefore, a large number of commissions were revoked to make up the security deposit. as shown in Figure 5

Figure 5

6. Check the USDT assets in the trading account, remember that at around 09/27 23, there are only a few hundred available assets, and now there are a few thousand, you can confirm that the added assets come from the deposit of the delegated that has been revoked. as shown in Figure 6

Figure 6

7. In order to prevent the subsequent automatic cancellation of price limit entrustment, it is necessary to ensure that the USDT assets in the trading account are greater than 5000. Relatively speaking, it is more insured.