Khalid Sheikh, 53, and his sons Rafi, 26, and Sami, 28, of North Chingford, were found guilty of conspiracy to contravene copyright laws, contravene trademark legislation and acquire criminal property from March 2003 to June 2006. Xin Li, 34, of Walthamstow, was found guilty of concealing criminal property. Richard Russell, 29, of Dagenham, admitted infringing copyright laws. They will be sentenced on 28 July.