The edit meeting for Automation Control Design Manual of Petrochemical Industry, version 4 was held by China Instrument and Control Society on July 20, 2017. Mr. Huang Buyu (Deputy Chief Engineer of SEI) hosted the meeting who is the chief editor of this version. Chuanyi Application technical director Mr.Ren Zhiyong led Chuanyi technical professionals to attend the meeting and draft the automation part.