Hangzhou Hangyan Technology Co., Ltd. is an integrated effect pigment enterprise specializing in R&D, production, and sales. With an annual production capacity of 30,000 metric tons, we operate a comprehensive inorganic pigment production line and serve as a leading R&D and manufacturing base for high-quality iron oxide pigments.Our product portfolio covers a full range of inorganic pigments, with particular expertise in premium-grade solutions for pharmaceutical, electronics, food, and cosmetics applications. We offer nearly 100 variants, including iron oxide red/yellow/black/orange/brown, composite iron green, as well as ultra-fine, calcined, granular, heat-resistant, and paste formulations.Certified under ISO 9001 (Quality Management) and ISO 14001 (Environmental Management) standards, we deliver consistently stable and superior inorganic pigments. Our competitive edge lies in...