 Throughout the 1980s, the gang often engaged in bloody turf wars with the newer Ghost Shadows, and their activities included extortion, kidnapping, murder, racketeering and illegal gambling.The gang moved heavily into heroin trafficking after the Italian-American Mafia lost the trade as a result of the Pizza Connection prosecutions in the mid-1980s.The boss of the gang, Johnny "Onionhead" Eng, was sentenced to 24 years' imprisonment on 14 counts of heroin running and conspiracy in 1993.