Bizkey is bringing new opportunities for the application of cryptocurrencies in the brick-and- mortar economy, at the same time is transforming blockchain and restructuring the brick- and-mortar retailing industry. In recent years, cryptocurrency based on blockchain technology is gradually gaining popular acceptance as part of our life and economy. The main cryptocurrencies such as bitcoin and ETH are getting more and more recognition. However, cryptocurrencies are mainly used infinancial investment and online international remittance and payment. Products that can bepurchased with cryptocurrencies are also mainly other virtual currencies, which imperceptibly makes the mainstream unable to have a real tangible experience of participating in it. Due to the absence of an effective portal, the popularisation and application of cryptocurrencies in the real economy is limited. Bizkey provides merchants with cryptocurrency payment function through smart blockchainPOS machine, creating an offline payment portal for cryptocurrency, enabling consumers to pay directly with their cryptocurrencies at shopping malls for luxuries, and daily supplies, making more users get to know, accept and use cryptocurrencies, and enhancing the future value and circulation of cryptocurrencies.