Tutorial on using the full market interface and downloading historical data of Shanghai, Shenzhen and Beijing

Comparison table of the new and old codes of the North Exchange that changed the original codes starting with 4 and 8 to codes starting with 9： 序号 证券简称 上市日期 旧代码 新代码 1 Wuxi Dingbang 2024/4/8 872931 920931 2 Bawei shares 2024/3/29 837023 920123 3 Gobija 2024/3/25 835438 920438 4 Tietuo Machinery 2024/3/8 873706 920706 5 Haisheng Pharmaceutical 2024/2/2 870656 ...

Full stock software： so-called full push，That is, all securities data are sent simultaneously，No matter whether you watch the market or not，Data is synchronized，You won’t feel stagnant when watching it，At the same time, some operations can be performed in real time，For example, intraday stock picking or real-time warnings。 On-demand stock software： The current page’s stock and Shanghai Composite Index quotes are updated the fastest，Among them, the Shanghai Composite Index is updated unconditionally (functional design)，The second is the quotation list or optional stock page quotations.，30-50 stocks depending on screen size，The stocks visible on this page are updated automatically.，Other stocks will not be updated.，Great Wisdom’s new generation of on-demand updates (only current stocks can be updated in real time)。 Comparing advantages and disadvantages： Advantages of full market promotion： receive in real time，There is no feeling of any delay when switching stocks...