There's quite a few Chinese players on https://tetr.io/, a very active multiplayer (and single-player) community-made Tetris game
Taking place in Portland, Oregon.
Starts at [07:01:20]
Qualifiers (how many maxouts each player got in a 2-hour period, which determined seeding in the bracket): https://docs.google.com/spreadsheets/d/e/2PACX-1vQrupShBt0glaWCQ60_nxf0bq3uU0ykfvtYyswmur60XmDKl3Z_PRsm0plciXK6CUF3cJADz8ZIo64J/pubhtml?gid=588238137&single=true
bracket (spoilers)https://docs.google.com/spreadsheets/d/e/2PACX-1vQrupShBt0glaWCQ60_nxf0bq3uU0ykfvtYyswmur60XmDKl3Z_PRsm0plciXK6CUF3cJADz8ZIo64J/pubhtml?gid=1012468031&single=true
There's quite a few Chinese players on https://tetr.io/, a very active multiplayer (and single-player) community-made Tetris game