Red chain blockchain open source

1. Shenzhen Shengshi Huacai blockchain is very good. It has no technology or service. It is quite professional. You can consult Shengshi Huacai for details.

2. Block even system development company which is stronger, several are good.

3. Generally speaking, blockchain technology refers to a way for the whole people to participate in bookkeeping. There is a database behind all the systems. You can think of the database as a big ledger. So it's very important who keeps this account book. For example: at present, I have an account book, which is my system to keep accounts. The account book of wechat is Tencent in memory, and the account book of Taobao is Ali in memory. But now in the blockchain system, everyone in the system can have the opportunity to participate in bookkeeping. If there is any data change in a certain period of time, everyone in the system can conct bookkeeping. The system will judge the person who has the fastest and best bookkeeping in this period, write the content of his records into the account book, and send the content of the account book to all other people in the system for backup. In this way, everyone in the system has a complete account book. This way, we call it blockchain technology
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4. Follow the leader's instructions. Blockchain technology can be applied to everything. Then red tourism can record visitors' information and push targeted tourism information to visitors according to their interests and past experiences.