YC Petrolchemical Machinery Co., Ltd. is an electromechanical integrating company. the company mainly produces safe, environmental friendly, and energy savi ...

Largest oil and natural gas production base[ 2-24-2012 ]

Strategic channel was built to four oil and g[ 2-24-2012 ]

Oil product price red line or to $ 4%[ 2-24-2012 ]

CNPC to participate in Shell Canada unconvent[ 2-24-2012 ]