1. professional manufacture 2. easy operate 3. newest design Xinxiang xinda boiler container co., Ltd advantages :Our company ... pressure vessels are diving cylinders, recompression chambers, distillation towers, pressure reactors, autoclaves, and many other vessels in mining operations, oil refineries ... as ammonia, chlorine, propane, butane, and LPG. 2013 newest design steam vessel made in Xinxiang