yes, they did the vendors recruitment a while ago, see here:
www.gokunming.com/[...]

@Janjal about Mag 6.1 in Laos

”60km away from the recently opened Xayaburi dam on the Mekong mainstream.“
twitter.com/aikunming/status/1197315571341287424

@Bubbler You should try Alipay, the new service they announced seems to be a real workaround that already works.

from rapidtravelchai.boardingarea.com/alipay-tour-pass/
"- Exchange rate is close to interbank rate (a 500 RMB load today shows as US$71.15, XE’s rate list $71.42)
- No transaction fee to December 31, 2019, BUT the terms say the fee going forward will be a steep 5%"

from www.scmp.com/[...]
"Tour Pass doesn’t give foreign users access to all of Alipay’s functions. Alipay told us that Tour Pass users can’t transfer their Tour Pass money to other Alipay users. So splitting a dinner bill with friends could still be a hassle."

WeChat doesn't seem to work yet:
from www.travelchinacheaper.com/foreign-credit-card-wechat-pay
"So what’s to say it’s going to work this time? Well, for one, both MasterCard and Visa have made announcements about the upcoming partnership, which is a good sign."

search for 乘车码, mini-program in WeChat

There are two places on the official website:
m.mi.com/[...]

Is the xiaoximen place the original location that closed? 280 dongfeng xi lu. 0871-65355800