www.theguardian.com/[...]

detail.tmall.com/[...]

looks like metal detectors for for around 1000 RMB

I bet if you go detecting along the the Ancient Tea Horse Road you'll find something

Some websites I’ve seen have said four, the others 5

It clearly states on baike that if you have been married to a Chinese national for 4 years， have continuously resided in China during that time and have also regularly paid tax then you can apply for it

Sorry to hear that Jake. I’m pretty happy I got to do it while it was still open to foreigners. But why must you go back to KM, surely you can get to hekou via wenshan, Mengzi or even Malipo. btw You should have gone to Laoshan while you where in Tianbao