Qhov 23rdTuam Tshoj International Petroleum & Petrochemical Technology thiab Equipment Exhibition
tau ua tiav zoo meej hauv beijing, ua tsaug rau peb cov neeg siv khoom rau lawv txoj kev lees paub ntawm peb cov khoom zoo thiab kev pabcuam.
Peb yog koj tus neeg muag khoom ncaj nraim hauv Suav teb. thiab txais tos tuaj xyuas Wuhan Ninestones.
Post lub sij hawm: Jun-14-2023