PURPOSE: A structure of basket for impregnation is provided which is divided into several sections so that each products are impregnated in separate sections to prevent defects caused by crashing between products, or between product and frame. CONSTITUTION: In a structure of basket for impregnation comprising a container shaped frame(10), an external wire netting(20) covering the outer circumferential surface of the frame, and a spot for clamping, the structure of basket for impregnation is characterized in that a protection container(11) made of FRP (fiber reinforced plastics) resin is installed at the frame in such a way that each piece of products(100) is separately impregnated in the protection container, wherein the protection container comprises a body formed in a container shape, a separating plate for dividing the inner part of the body into a certain size, and a plurality of flowing holes formed on the body and separating plate so that an impregnating solution flows through the holes, and wherein the protection container formed in the same shape is stacked in three stages inside the frame.