[v3ss0n]

They are Ethnic Chinese who were operating scam centers in collaboration with junta at northern area Laukkai.

There are more at shwe Koko area.

[simianwords]

were they Chinese citizens?

[dmix]

They are usually Chinese triad gangsters who operate scam businesses and illegal casinos in south east asia.

https://en.wikipedia.org/wiki/Triad_(organised_crime)

[sigwinch]

China claims jurisdiction because 20 Chinese citizens were murdered, if that’s what you’re wondering.

[v3ss0n]

They are Han Chinese, Most of those triad family come from Yunan borders a few decades ago. In Myanmar , thanks to military junta , they can easily buy citizenship by bribing authorities One of them is even a MP Senate in Military aligned party.