Note: The information, data and pictures are from the prospectus and relevant announcements of Donglai Technology:

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The qualification of science and technology innovation board is required for innovation promotion. Please refer to:

What are the requirements for investing in the Science and Technology Innovation Board? How can ordinary people participate?

How is the Science and Technology Innovation Board different from other trading sectors? See:

One post to understand the 10 important aspects of the uniqueness of the Science and Technology Innovation Board

What should we do if we can't open the science and technology innovation board for the time being and want to participate in the investment and innovation of science and technology innovation board? See:

How can I buy a science and technology innovation board fund that starts at 1 yuan? Understand one article

If there is no financial honey in the stock account, you can click the following link and follow the instructions:

Stock account opening guide Don't wait in line at the business hall, get it done by mobile phone in minutes