Ihe ngosi 23 nke China International Petroleum&Petrochemical Technology and Equipment Exhibition

Nke 23^rdChina International Petroleum&Petrochemical Technology and Equipment ngosi

Emechaala nke ọma na beijing, ekele maka ndị ahịa anyị maka nnabata ha mara mma na ọrụ anyị.

Anyị bụ ndị na-ebubata gị ozugbo na China.ma nabata ileta Wuhan Ninestones.