Therefore, several factors make Long Fin a good target for short-term speculation in the market. Newly listed, floating stock plate small, artificial intelligence and blockchain concept. In 2017, the blockchain enters the public eye through bifurcation, CryptoKitties and ICO. Driven by investment opportunities and media attention, traditional businesses and consumers have begun to focus on the cryptocurrency and its underlying blockchain technology. Refrigerant season price performance is good, overall profit is good