snack isle, mmmm chicken feet and other unknown meats 5-10 rmb (.075 to 1.50 US)
pharmacy, every block has one. real cialis 4-pack 420rmb (65.00 USD), generic cialis 10-pack 80 rmb (12.50 UD) no prescriptions needed
illegal street market. reg cops will ignore them, but special nazi tax police will come by every now and then and run them off or beat them. not sure the prices, but VERY VERY cheap