{TAIL ~ A polyimide surface} is pretreated in {HEAD ~ preparation} for an adhesion promotion treatment and subsequent metallization on the surface, wherein the pretreatment comprises the steps of: 
{ TAIL ~ A polyimide surface } is pretreated in { HEAD ~ preparation } for an adhesion promotion treatment and subsequent metallization on the surface , wherein the pretreatment comprises the steps of :
TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH