Huida Mould Factory Since its foundation in 1989, Huida almost has 21 years experience in manufacturing pipe fitting moulds for PVC, PP/PPH, PPR, HDPE etc. Huida has been focusing on the international advanced mould techniques. Equipped with progressive CNC processing center, trilinear coordinate measuring instrument and other precision processing inspect facilities. Huida owns a large number of professional designers for product analysis and mould design,as well as a lot of excellently practiced mould makers for mould manufacture