Unable to answer "Is this place wheelchair accessible?" – on level 1: 小蔬籽蔬食廚房 (Fast Food) – https://osm.org/node/11180316481 via StreetComplete 57.1:

如圖所示，人行道有無障礙坡道

Attached photo(s):
https://westnordost.de/p/218576.jpg
https://westnordost.de/p/218577.jpg