![[Second version of the exchange] Visitors log in to try it out + Coin-to-coin second contract exchange + blockchain trading system](https://www.youcode.cc/wp-content/uploads/2026/03/e9f92046b8766645610bcfde3f9aca98_batch_1755161530_1_251-scaled.jpeg-300x200.webp)
Second version exchange/tourist login trial/bibi second contract exchange/blockchain trading system
There is no difference between this set of source codes and it just adds a new guest login and trial function.
The source code comes with VUE source code for mobile phones and computers, and there is also a separate proxy backend function.
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