Zhongjing Petrochemcial
Homo | Shingiro rya peteroli MI = 3.0
Byakozwe mu Bushinwa
Jiutai Ingufu
Homo | Ikara ry'amakara MI = 3.0
CHN Shenhua Amakara
Homo | Ikara ry'amakara MI = 3.4
CHN Shenhua Brand
Homo | Ikara ry'amakara MI = 4.5
Sinopec Homo | Shingiro rya peteroli MI = 3.0 Byakozwe mu Bushinwa
CHN Ningxia Amakara
Homo | Ikara ry'amakara MI = 3.2
Ikirango cya CNPC
Bero YamagataBasell
Homo | Shingiro rya peteroli MI = 12
Itsinda rya Hengli
Homo | Shingiro rya peteroli MI = 70
Homo | Ikara ry'amakara MI = 15
OQ Luban Brand
Byakozwe muri Oman