KENOSHA, WI–The alleged masterminds behind one of the largest illegal vape manufacturing operations ever discovered were court yesterday.

Brothers Tyler and Jacob Huffhines as well as their mother Courtney all formally entered not guilty pleas during the hearing.

Three more people were also charged in connection with case, 19 year old Daniel Graumenz of Salem Lakes, 20 year old Wesley Webb and 23 year old Tarail King, both of Racine. The new suspects will be in court next month.

The Huffhines brothers are still in jail while Courtney posted bond and was released. Two others have also been charged.

Of the new suspects, King is facing the most serious charges with seven felonies, including four counts of drug trafficking as well as drug manufacturing.

The operation was reportedly making 4-to-5 thousand illegal vapes a day.