Using SF to send fresh lamb from Beijing to Sichuan 1 to 2 days can arrive. SF is a domestic express logistics integrated service provider, headquartered in Shenzhen, after years of development, has initially established the ability to provide customers with integrated comprehensive logistics solutions, not only to provide logistics services at the distribution end, but also extends to the front end of the value chain, production, supply, sales, distribution and other aspects of the consumer demand from the start, data as a traction, the use of big data analysis and cloud computing technology, to provide customers with warehouse management, sales forecasting, big data analysis, financial management and other package solutions.