Two Chinese nationals allegedly shipped synthetic opioids and cannabinoids to U.S. co-defendants who soaked paper with the drugs and mailed them to inmates.
https://www.foxnews.com/us/chinese-nationals-accused-smuggling-synthetic-drugs-us-prisons-drug-soaked-paper
https://www.foxnews.com/us/chinese-nationals-accused-smuggling-synthetic-drugs-us-prisons-drug-soaked-paper