YouSu is one of the leading 3D printing filaments manufacturers in China, specializing in high-tech 3D filaments research and development. With years of experiences in market exploration, YouSu provides its clients comprehensive pre-sales and after-sales technical services. Based on the hired experts and its own modern factory implanted by a strict management, YouSu Tech has passed the ISO9001 certification, and further completed its filament series which are suitable for FDM-based 3D printers. Guided by the mission of ” Innovation, Quality, Service and Price”, YouSu never cease to advocate innovation and reforms in its 3D printing filament technology , thus developing successfully its own cutting edge IDRAWING® 3D pen series. As a reliable and professional 3D printing company, YouSu is committed to expanding its product line both in material chemistry and colors, as well as to support the customers and business partners with the best service possible.