Shanghai Sepuna Chemical Co.,Ltd is a subcompany of PUNADE INTERNATIONAL GROUP, Sepuna is a professional industry adhesive supplier ,manufacturing polyurethane/silicon/epoxy sealant and adhesive,has nearly 10 years history. In 2005 Sepuna introduced PUNADE technology from Switzerland. Via the ISO90001:2000 certification. In 2013 Sepuna introduce Drawing Machine technology and has put it into producing formally now.