Thaum Lub Rau Hli 8-10, "2021 Lub Rooj Sib Tham Txog Kev Lag Luam C5C9 thiab Petroleum Resin Thoob Ntiaj Teb Zaum Kaum Plaub" tau muaj nyob rau ntawm Renaissance Guiyang Hotel. Ntawm lub rooj sib tham txog kev lag luam no, Mingke yeej lub npe hwm ntawm "Tus Muab Kev Pabcuam Zoo Tshaj Plaws Hauv Kev Lag Luam C5C9 Hauv Suav Teb".
Peb yuav txuas ntxiv tsom mus rau kev tsim cov siv hlau muaj zog, thiab muab cov kev daws teeb meem txuas ntxiv mus raws li cov siv hlau. Muab cov neeg siv khoom nrog cov khoom siv hlau zoo thiab cov kev daws teeb meem.
Lub sijhawm tshaj tawm: Lub Rau Hli-30-2021