(1) consists of 50 stocks with large market value and good liquidity in science and technology innovation board.
(2) Time to market exceeds 12 months.
(3) According to the average daily turnover in the past year from high to low, 65,438+00% of listed stocks are excluded, and the top 50 stocks with average daily market value are selected as samples, and the adjustment cycle is once a quarter.
(4) Calculation method: weighted by freely circulating share capital,
Index of reporting period = divisor of adjusted market value of sample in reporting period × 1000.
Among them, the adjusted market value = ∑ (securities price × adjusted capital stock number × weight factor). The weight factor is between 0 and 1, so that the weight of a single sample does not exceed 10%, and the total weight of the first five samples does not exceed 40%.
2. How to buy it
On-site purchase
On-site refers to the purchase in the exchange, and the exchange in China refers to the Shanghai Stock Exchange and Shenzhen Stock Exchange, commonly known as Shanghai Stock Exchange and Shenzhen Stock Exchange.
Buying on the spot is like buying and selling stocks. Your trading partner is an individual. He sells you and buys you, and you sell him.
Transaction costs are related to brokers. Broker 13000 yuan, you 13000 yuan, broker 22000 yuan, you 22000 yuan. But most of them have the lowest 5 yuan, and those that are not enough for 5 yuan are calculated in 5 yuan.
Off-site procurement
Off-site purchase refers to off-site purchase by exchanges, banks, Alipay, WeChat, fund companies, and brokerage financial channels.
Generally, the handling fee is between 1.2%- 1.5%, but some platforms will offer discounts, such as Alipay, and many funds often subscribe to 1%.
If you pursue liquidity, you will go inside and outside the market. If you don't pursue liquidity, the amount of funds is small, and Xiaobai, who is scheduled to invest, is better to buy it off-site.
3, science and technology 50 risk tips
High valuation, high risk and prudent investment.