1. Company was founded in 1970. sold to many countries and areas around the world. 2. ASME, BV, LR, CCS, U1, U2, DOT cert Type: 20 ISO frame, T50 UN portable tankVessel design code: GB150, ASME VIII Div 1 etcUseful capacity: 21.72 LApprovals: BV or Lloyds or CCS etc liquid chlorine gas tank container