When all the parts are processed, then use the Plastic Portable Dustbin Molds to check whether the assembly of the mold is up to standard. This includes checking the ejector of the ejector pin, the operation of the pushing plate, whether the water circuit is all smooth, whether the hot runner wiring is all connected, the size of the positioning ring, and the model of the injection molding machine should be matched. After all, these are ready, one can start the injection test on the Plastic Portable Dustbin Molds.