Leting County Haichang Environmental Protection Technology Co., Ltd. formally broke ground in leting Economic Development Zone of Hebei Province on the morning of June 10, 2015 to deal with 50000 tons of ship sewage oil and water. The total investment of the project is 170 million yuan, and three production lines are set up, including waste oil regeneration, waste organic solvent recycling and hazardous waste incineration. The project is expected to be constructed for four months, and it is planned to enter the trial production stage in early November.