Johnson Fine Chemical Co. Ltd. manufactures amine-based & isocyanate-based hardenders and curing agents for Casting, Adhesive, Sealant and Elastomer. It develops specialty chemicals including specialty raw materials such as monofunctional isocyanate, diisocyanate-naphthalene, dimethylthio diamino thouene. The company was founded on June 18, 1997 and is headquartered in Taichung, Taiwan.