... acceptable 4. 20-year experience 5. One station service Custom Precision 3D Glasses Frame Plastic Mold Important Note:1. The plastic ... ?1. Authenticated by ISO9001:2008 and SGS;2. Rich experienced R&D team;3. International standards, say, HASCO, DME, MISUMI, etc.4 ... started.During the mould making process, we will apply the precision machines, for example, CNC machining, EDM, wire-cutting, especially, ...