... Contract Qualification and Fabrication qualification (Class A),Design Qualification(Class B) which is issued by Ministry of Construction of P.R ... million.We also manufacture PU sandwich panel, steel roofing tile,EPS panel, H-beam,Z-beam,steel column, girder and purlin ... Load0.45KN/m2~0.60KN/m2Earthquake ResistanceGrade 8Fireproofing GradeGrade B1 EPS sandwich Panel