Thaum Lub Rau Hli 8-10, "2021 Fourteenth World C5C9 thiab Petroleum Resin Industry Conference" tau ua tiav ntawm Renaissance Guiyang Hotel.Ntawm lub rooj sib tham kev lag luam no, Mingke yeej lub npe hu ua "Tus Neeg Pabcuam Thib Peb Zoo Tshaj Plaws hauv Tuam Tshoj C5C9 Kev Lag Luam".
Peb yuav txuas ntxiv tsom mus rau kev tsim cov khoom siv muaj zog steel, thiab muab cov txheej txheem txuas ntxiv raws li cov siv steel.Muab cov neeg siv khoom nrog cov khoom siv zoo steel siv thiab cov kev daws teeb meem.
Post lub sij hawm: Jun-30-2021