Started off first with a mission to excel in the Knee Support industry we have a great deal of experience in the delivering the finest quality tourmaline knee support,tourmaline wraist support. Tianjin Zhengjia Nano tech Co Ltd Private Limited was introduced in 2009 as Supplier and Supplier of Knee Support, with investing in US$5 Million as initial business capital. Sourcing finest quality raw material and housing skilled workforce led us to capturing a good proportion of consumer market based on Australia,Germany,Spain,Saudi Arabia,United States market share, enabling us generate US$10 Million - US$50 Million of annual revenue. Our production facility is situated in Tianjin, Tianjin, China, operating under Have Own Export License. For best in class Knee Support production and export across different region we hold 11 Years of export history, catering to Below US$1 Million export ratio.