GMA Machinery Enterprise Co., Ltd. is a Taiwan-based manufacturer of extrusion dies, slot die coating dies, roll-to-roll coating systems, feedblocks, coextrusion dies, automatic die systems, and die repair services. Since 1989, GMA has supported manufacturers in sheet extrusion, film extrusion, coating, lamination, optical materials, battery materials, medical applications, flexible packaging, green energy, semiconductors, and other high-precision industrial fields. With decades of experience in die design, precision machining, polymer flow analysis, in-house electroplating, assembly, and quality inspection, GMA helps customers solve key production challenges such as thickness variation, coating uniformity, die lip precision, flow distribution, material changeover, and long-term tooling stability. Precision Engineered. Globally Trusted.