2. The upper limit of the subscription amount of new shares needs to be determined by the minimum subscription amount, the upper limit stipulated by the lead underwriter (99.999 million shares in Shanghai Stock Exchange and 999500 shares in Shenzhen Stock Exchange) and the initial online circulation 1‰. Theoretically, the more subscriptions, the wider the coverage, the greater the chances of winning the bid, and the qualified subscriptions are limited by the quota.