1. Open a new option account, with no more than 20 right positions and no more than 50 total positions. The limit for buying and opening positions in a single day is 100.

2. The account has been opened for one month but less than three months, and it has three-level trading authority. Option turnover reaches 100, right position limit 1000, total position limit is 2000, and one-day buying and opening limit is 4000.

3. Strong risk tolerance. The trading volume of options reaches 500, the balance of available funds reaches 654.38+0 million, the position limit of rights warehouse is 2000, the total position limit is 4000, and the limit of buying and opening positions in a single day is 8000.

4. Strong risk tolerance. The transaction volume of option contract reaches 1 000, the balance of available funds reaches 5 million, the position limit of right warehouse is 5,000, the total position limit is 1 000, and the one-day buying and opening limit is 1 000.