Since 2009 Focusing on developing and producing filament Spools, Shenzhen Hexchi technology limited is most professional 3D printing filament spool manufacturer in Shenzhen of China. We have efficient production team, according to the customer's require, provide regular/qualified products. HEXCHI Group has always been committed to creating a competitive advantage for its customers, and has made ecery customer benefit from HEXCHI's excellent products. Besides, the competitive price and perfect after-sales service are our Features too. Adhering to the management principle of "Ensure the best quality, maintaining a reputation ", insist on "customer first" principle to serve our clients. Now we customers from U.S. /Canada/ England/ France /Germany /Europe/ Middle-east/ Japan /South of Korea /South east countries Etc. We sincerely welcome the oversea buyers to order our products or request OEM service, we definitely will do our best to serve you! Look forward to your inquiries.