Uber/didi are still technically illegal for China airport pickup, and operate in a very legal grey zone, it makes sense that the software would lack that POI artificially. There are ways around it, but local knowledge, at least some Chinese skills, is needed to get around it.
The taxi queue at BJS is quite reasonable most of the time, so I don't bother with didi.
But this is why doing biz can be hard in China, so many business models operate in grey zones while the government lets them go on while swinging a huge axe over their head. As another example, did you know electric tricycles are illegal throughout the entire country? And China's whole new goods delivery businesses are built around these....
The taxi queue at BJS is quite reasonable most of the time, so I don't bother with didi.
But this is why doing biz can be hard in China, so many business models operate in grey zones while the government lets them go on while swinging a huge axe over their head. As another example, did you know electric tricycles are illegal throughout the entire country? And China's whole new goods delivery businesses are built around these....