A new GB 3550-2018 standard of “Ship Sewage Discharge Control Standard” is to be effective on 1 July 2018. This standard is to replace “Ship Sewage Discharge Standard” adopt on 1983.

“YONG TENG” and “CAHNG SHUN 7” are domestic bulk carrier of 17,000DWT & 28,000DWT. As per new requirement, DJ marine design to adding enough capacity sewage storage tank in suitable location in engine room as per local arrangement.