By the way, what's the difference between small blue and small orange?

Different platforms: Shundao Xiaolan is a professional, convenient and intelligent passenger service App developed by Quanzhou Shundao Network Technology Co., Ltd., while Shundao Orange is a professional, convenient and intelligent driver service App developed by Shenzhen Shundao Travel Technology Co., Ltd.

Different business: Shundao Xiaolan mainly provides functions such as ticket-taking, pick-up, cash withdrawal, etc. for drivers of Shundao Express, while Shundao Xiaolan mainly provides functions such as ticket-taking, pick-up and cash withdrawal for drivers of Shundao Travel.