To evaluate the efficacy and safety of the drug-eluting peripheral arterial stent system（G-stream) in the treatment of superficial femoral artery and/or proximal popliteal artery. Taking the drug eluting balloon catheter (AcoArt-Orchid) as control.
A multicenter, randomized, controlled, superiority clinical trial to evaluate the efficacy and safety of drug-eluting peripheral arterial stent system（G-stream） in the treatment of femoropopliteal artery stenosis or occlusion.