1. Apply for permission to open a securities account for the first 20 trading days. 2. The average daily assets in the capital account are not less than RMB 500,000 and the two conditions are to participate in securities trading for more than 24 months. The Beijing Stock Exchange (Beijing Stock Exchange for short) was registered and established on September 3, 2021. It is my country's first corporate stock exchange approved by the State Council. The Beijing Exchange will firmly adhere to the market positioning of serving innovative small and medium-sized enterprises, respect the development rules and growth stages of innovative small and medium-sized enterprises, and improve the inclusiveness and accuracy of the system. Two basic conditions need to be met to apply for BJT: 1. Apply for permission to open a securities account for the first 20 trading days, 2. The average daily assets in the capital account are not less than RMB 500,000; the assets include a wide range of assets, including cash assets , securities market value, cash management, fund assets, financial management assets, government bond reverse repurchase assets, etc.; and participating in securities transactions for more than 24 months. The first transaction in the account under the name of the ID card, buying and selling stocks or ETFs will be counted as trading experience, but empty accounts and new convertible bonds will not be counted.

For individual investors, the average daily assets in the securities account and capital account in the 20 trading days before applying for permission are not less than RMB 500,000, and there are at least 5 trading days of end-of-day assets. Not less than 500,000 yuan (excluding funds and securities invested by the investor through margin trading); participating in securities transactions for more than 24 months. For institutional investors, there are no asset and trading experience requirements; customers who do not meet the qualifications for qualified investor access and are restricted investors can apply for restricted investor permissions.

1. In terms of price limit and effective price range for declaration, the price limit for bidding transactions on the Beijing Stock Exchange is ±30% of the previous closing price. There is no price limit on the first day of listing. In addition, in order to promote intraday price convergence and enhance price continuity, a valid price range for declarations of ±5% (or 10 minimum price change units) of the base price is set during the continuous bidding stage.

2. Regarding the declaration of bidding transactions, a single declaration of bidding transactions on the Beijing Stock Exchange should be no less than 100 shares. Each declaration can be in increments of 1 share. When selling stocks, the remaining balance is less than 100 shares. A one-time declaration for sale should be made.

3. The types of bidding transaction declarations are limit price declarations and market price declarations. Market price declarations include the best declaration of the party, the best declaration of the counterparty, the best 5 instant transaction remaining cancellation declarations, and the best 5 The remainder of the immediate transaction is transferred to the limit order. Market price declarations are only applicable during the continuous bidding period for stocks with price limit limits. At the same time, price limit protection measures are implemented for market price declarations.