[yorwba]

If they're fishing in the Gulf of California, they might be able to get guns from some Mexican cartel, but they'd better not try to get them back to China.

Though I'm not sure whether that's really happening, since a search for "chinese fishing boats fired" https://duckduckgo.com/?q=chinese+fishing+boats+fired exclusively returns results where coast guards of other nations fired at Chinese boats. If Chinese boats had guns, you'd think they'd use them and we'd get to hear about it.

[pvaldes]

https://www.kpbs.org/news/2020/feb/10/shots-fired-boat-tryin...

And incendiary weapons also:

https://apnews.com/article/db582591f91d4747abc0fefc520257af