China Petrochemical Corporation (Sinopec Group)：Projects in Saudi Arabia, Ningbo, Wuhan etc. in total 38 projects from 1999 to Dec.2019.
The Sinopec Group Entities Chengdu Holy has worked with (include but not limited to):
Sinopec Engineering Incorporation
Sinopec Shanghai Engineering Co.,Ltd.
Sinopec Ningbo Engineering Co.,Ltd.
Sinopec Nanjing Engineering Co.,Ltd.
Sinopec Maoming Petrochemical Co.,Ltd.
Sinopec Yangzi Petrochemical Co.,Ltd.
Sinopec Jinling Petrochemica Co.,Ltd.
