---Sting3D is supplying our filaments to more than 100+ different brands of OEM customers including many Amazon or Walmart customers. So, we specialize in supplying OEM products to customers with full sets of services that customer needs. ---The mission was simple: Sting3D can supply better quality products with the right prices to your own brand and you can just concentrate on selling products with good profit. Our filaments are selling well in Europe, the United States, Korea, and other countries with different OEM brands.