The four most famous international exchanges:

Binance INTL	OKX INTL	Gate.io INTL	Huobi INTL
China Line　APP DL	China Line　APP DL	China Line　APP DL	China Line　APP DL

Note: The above exchange logo is the official website registration link, and the text is the APP download link.

Quantum Chain trading platform, Quantum Chain wallet official website: Qtum Blockchain
("Quantum Chain" or "Qtum" for short) is the first POS smart contract platform based on the UTXO model. It is committed to developing the third blockchain ecosystem besides Bitcoin and Ethereum, through the value transfer protocol ("Value").
Transfer
Protocol") to achieve point-to-point value transfer, and based on this protocol, build a decentralized application development platform ("DApp") that supports multiple industries (including finance, Internet of Things, supply chain, social networking, games, etc.)
Platform"), promotes the productization of blockchain technology and improves the ease of use of the blockchain industry, aiming to connect the real business society with the blockchain world.

In addition, Quantum Chain pays more attention to the practical application of smart contracts and will use the complete Oracle and Identity
The design of the module and the addition of the DataFeeds mechanism enable traditional Internet companies (finance, Internet of Things, etc.) to meet relevant compliance requirements when applying blockchain technology. Therefore, Qtum is a master of blockchain application platforms.

 **Details of qtum quantum chain**

Chinese name: Quantum Chain

English abbreviation: Qtum

Developer: Shuai Chu

Core algorithm: ETH token

Block time: 15 seconds

Total currency: 100 million

Existing circulation: 59,000,000

Release date: 2017-03-16

 **qtum quantum chain wallet official website:**



 **Qtum quantum chain characteristics**

Quantum Chain uses Bitcoin's UTXO model, and the code base supports the Simple Payment Verification (SPV) protocol by default. This allows Quantum Chain to run smart contracts on light wallets, and light wallets can be simply installed on any mobile device, thus creating an era of mobile decentralized applications.

Currently, half of the traffic on the Internet is generated by smartphones and tablets. Quantum Chain’s mobile-oriented strategy will eventually allow blockchain to have a disruptive impact on the world.

 **Qtum Trading Platform**



 **Qtum quantum chain backbone network switching**

Dear Qtum Quantum Chain community: Thank you for your long-term attention and support to Qtum Quantum Chain. As you all know, we have released the official network Ignition on September 13, 2017. We will gradually convert existing ERC20 tokens to the cryptocurrency of the Qtum official network at 9:00 am on October 5, 2017, Beijing time. The specific exchange rules and details are as follows:

1. Switching start time:

October 5, 2017 09:00 am Beijing time

October 4, 2017 at 06:00 PM Pacific Time

UTC, that is, 01:00 a.m. local time in London, UK, on October 5, 2017

2. Cryptocurrency exchange method between ERC20 tokens and Qtum backbone network: 1:1 exchange

3. If your ERC20 token is already on the exchange before 09:00 am on October 5th, Beijing time, it will be automatically exchanged by the exchange without any action on your part.

4. If your ERC20 token is not on the exchange, it is recommended that you recharge it to a suitable exchange, and the exchange will automatically exchange it.

5. If you have not deposited ERC20 tokens into the exchange before 09:00 pm on October 5, 2017, Beijing time, the specific exchange rules will be notified separately by the Qtum Foundation.