Ministry of Education thiab Science yuav saib xyuas cov nqi ntawm kev tsim cov thev naus laus zis tshiab hauv kev ua liaj ua teb
Tsoomfwv tau nthuav dav lub zog ntawm Ministry of Science thiab Kev Kawm Qib Siab los saib xyuas kev siv nyiaj pab rau kev tsim thiab ...