1995

▲May 1, 1995, fully invested in production.

▲In March 10, 1995, the district government formed a "chemical plant restart leading group in chemical plant.

▲May 1, 1995, fully invested in production.

▲On December 25, 1995, according to longitude technical transformation on the Municipal Economic Commission (95) No. 76 "on Dongying oil chemical plant 7 million tons / year of heavy oil catalytic cracking unit technological transformation project proposal approval", urging cracking engineering began to build.