1. Simulate Asian adult left lower limb, slightly external abduction and rotation, highly simulated skin, fine skin texture, soft and elastic;
2. Accurate anatomical structure, great saphenous vein, superficial vein of interfeminium, superficial vein of lateral femoris, small saphenous vein, dorsal venous network of foot, all blood vessel can puncture;
3. Provide exercise of blood vessel puncture, transfusion and haemospasia. Puncture resistance can be felt during puncturing, there is obvious feeling when needle penetrates into the blood vessel, and simulated blood flash back indicates successful puncture.