Kev tsim cov kev tshawb fawb thiab kev tsim khoom agrotechnopark hauv Chuvashia tau txais kev txhawb nqa los ntawm Tsoomfwv
"Qaub System" yav dhau los tau sau txog cov phiaj xwm los tsim kev tshawb fawb thiab tsim cov agrotechnopark. Nws tsim nyob rau hauv Chuvashia yuav nce ntau lawm ...
