SLUDGE DISPOSAL: Sludge Disposal is our advantage in the marine service, we are the professional sludge disposal unit which is pointed by Xingang Tianjin MSA, and have the custom permission for Oily water and sludge disposal in the north of China (XINGANG PORT JINGTANG PORT CAOFEIDIAN PORT QINHUANGDAO PORT & SHANHAIGUAN SHIPYARD).         If your vessel needs to discharge sludge please inform us before your arrival the port three days. If you have some other requirements you can call us, we will arrange all for you. And we have our own ship and professional employees, which can make sure the security.