All XAYAV 3D printing related products are either made in the US or assembled in the US. Our Quality Assurance engineers thoroughly inspect and test each product before it is shipped out. We offer expedited shipping for both domestic and international orders from our US-based factory or warehouse. For the best customer experience, our Customer Service team is ready to answer any questions or feedback you may have. We strive to respond to emails within 24 hours; although, some inquiries may require more time to answer, depending on the research required.