Singapore
The Oil Refining company in Singapore with the highest Operating Income Margin is First Resources Limited (SES: EB5.SI) at 20.20%.
The Oil Refining company in Singapore with the lowest Operating Income Margin is China Yuchai International Limited (NYSE: CYD) at 3.38%.
The top 10 Oil Refining companies in Singapore by Operating Income Margin are First Resources Limited and China Yuchai International Limited.
The bottom 10 Oil Refining companies in Singapore by Operating Income Margin are China Yuchai International Limited and First Resources Limited.