Need. SF official website shows that Fogang needs security check when it is sent to Shenzhen. SF Express is an integrated express logistics service provider in China, headquartered in Shenzhen. After years of development, it has initially established the ability to provide customers with integrated logistics solutions, not only providing logistics services at the distribution end, but also extending to the production, supply, sales and distribution links at the front end of the value chain. Starting from the needs of consumers, taking data as the traction, using big data analysis and cloud computing technology to provide customers with a package of solutions such as warehouse management, sales forecast, big data analysis and financial management.