Yongsan Chemicals, Inc. manufactures Maleic Anhydride, a compound used in producing various structural resins, as well as its derivatives Fumaric Acid, Tetrahydrophthalic Anhydride, and dl-Malic Acid for both food products and industrial use. Our work is also invested in our subsidiary companies Yongsan Mitsui Chemicals, Inc. and Korea PTG through equity participation. YMC is a renowned producer of Acrylamide, which is used in water treatment flocculation and as a strengthener for recycled pape...