The 23rdChina International Petroleum & Petrochemical Technology uye Equipment Exhibition
yakapedzwa zvakakwana muBeijing, nekuda kwevatengi vedu nekuziva kwavo kunaka uye sevhisi.
Isu tiri wako akavimbika akananga mutengesi muChina.uye unogamuchirwa kushanyira Wuhan Ninestones.
Nguva yekutumira: Jun-14-2023