Find buyers for polypropylene scrap from Vietnam. polypropylene scrap buyers from Vietnam who are verified by RIM will have a “RIM Verified” Icon. The Trust Mark for scrap buyers is an indication of the authenticity of the polypropylene scrap buyer. Higher the Trust Mark, better the trust. You can sort the polypropylene scrap buyers from Vietnam by Trust Marks, RIM Verified, Posted date etc. by selecting the appropriate field in the drop down menu.