How does thyssenkrupp Engineered Plastics / Onlineplastics.com offer so many great products? Great relationships. We are constantly working at building a network of strategic partnerships that allow us to maintain inventories on plastic materials for all types of industries. Through these partnerships, we stay on the cutting edge of new technologies and advancements in plastics materials. We have locations across the United States and we offer competitive pricing, advanced material tracking and processing capabilities. It's all part of the tkEP customer priority service.