Group 1 - The core concept of stock bidding is to determine the transaction price through the submission of orders by buyers and sellers, which are matched by the exchange system according to specific rules [2][8] - The A-share bidding mechanism consists of two types: collective bidding and continuous bidding, with the former determining the opening and closing prices and the latter being the price formation method during normal trading [2][4] Group 2 - The opening collective bidding phase occurs from 9:15 to 9:25, divided into two stages: 9:15-9:20 where orders can be withdrawn, and 9:20-9:25 where orders cannot be withdrawn [4][5][14] - The core rule for determining the opening price is based on maximizing transaction volume, where the price that allows for the highest volume of transactions is selected [8][14] Group 3 - The transaction order follows the principles of price priority and time priority, meaning higher-priced buy orders and lower-priced sell orders are executed first, and among orders with the same price, the earlier submitted orders are executed first [9][14] - Continuous bidding allows for real-time pricing and immediate transactions, with stock prices fluctuating with each transaction [10] Group 4 - Key signals for new investors include observing the relationship between the opening price and the previous closing price to gauge market sentiment, monitoring transaction volume during the bidding phase to assess capital interest, and being cautious of price fluctuations during the initial bidding phase to avoid being misled by market manipulation [10][11][12]

Group 1 - The ongoing auction is experiencing wide price ranges, with an estimated duration of 1-2 hours remaining [1] - The domestic psychological price is set around 10 billion, which is considered acceptable [1] - There is significant attention from both the stock market and cryptocurrency circles globally [1][2] Group 2 - The atmosphere is lively and engaging [3]