Since the very beginning of this com pay that requested technical support to advanced companies in 2006, all executives and employees have made a great effort for establishing a specialized company in discovering new material sand steel for low temperature, standardizing cylinder by specifications, certifying classification survey, and constructing cylinder facilities for all processes through constant innovation of technology, improvement of construction method, design and manufacturing of special cylinder.  Sun Bong Hydro M/C Co., Ltd. is in the 1st place of cylinder in the domestic marine shipbuilding industry and continuously concentrates on technical development and quality improvement to be a global top in the field of cylinder. Sun Bong Hydro M/C Co., Ltd. that has grown despite of several crisis situations will become a “total solution provider" beyond the marine & offshore field. We will do our best for customer's satisfaction with excellent products and compliance with the delivery date to make a return for your support.