After the collapse of the Soviet Union, Kadeer engaged in cross-border trade, accumulating assets which at their peak were worth more than 200 million yuan.
Pärast Nõukogude Liidu lagunemist hakkas Kadeer tegelema väliskaubandusega, kogudes investeeringuid, mille väärtus küündis tippajal enam kui 200 miljoni jüaanini.