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Lub tuam txhab yuav tuaj koom lub rooj sib tham txhua xyoo ntawm kev sib xyaw ua ke hauv xyoo 2020
Txij thaum Lub Kaum Ib Hlis 6 txog rau 8, 2020, 17th Tus Neeg Sawv Cev Sawv Cev Sib Tham ntawm Cov Khoom Siv Khoom Siv Hluav Taws Xob ntawm Tuam Tshoj Cov Khoom Siv Hluav Taws Xob thiab lub rooj sib tham sib pauv ntawm "Innovation thiab Sib Sib Koom Kev Txhim Kho Zoo" ntawm kev lag luam ua vaj huam sib luag tau tuav hauv Chengdu, Sichuan.Peb cov...Nyeem ntxiv
