Primitive shares are shares issued before the company goes public. In the early days of China stock market, corporate shares were publicly issued to the public at the issue price in the primary stock market.

Precautions for choosing original shares: look at the qualification of underwriters.

Buyers should know whether the underwriters are qualified to distribute the original shares. Generally, the original shares underwritten by institutions authorized by the state are sold after careful investigation, and the probability of listing is relatively high. On the contrary, it is easy to be deceived.

Extended data:

Terms and conditions: minimum fluctuation price: refers to the minimum fluctuation of the unit price of futures contracts.

Maximum fluctuation limit of daily price: (also known as price limit) means that the trading price of futures contracts shall not be higher or lower than the prescribed price limit in a trading day, and the quotation exceeding this price limit will be deemed invalid and cannot be traded.

Delivery month of futures contract: refers to the delivery month stipulated in the contract.

Last trading day: refers to the last trading day when a futures contract is traded in the contract delivery month.

Futures contract trading unit "hand": Futures trading must be carried out in an integer multiple of "hand", and the number of commodities in each contract of different trading varieties should be specified in the futures contract of that variety.

Transaction price of futures contract: it is the value-added tax price of benchmark delivery goods of futures contract delivered in benchmark delivery warehouse. Contract transaction prices include opening price, closing price and settlement price.

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