Li Dongbo, president of Shandong Tianhong Chemicals, told Reuters the deal covers supplies between 2019 and 2021, but did not specify when supplies will commence this year. The executive was speaking on the sidelines of an industry conference.

BP did not immediately respond to a request for comment.

(Reporting by Meng Meng in DONGYING; additional reporting by Florence Tan in SINGAPORE; Editing by Kenneth Maxwell)