Grvnes muab tso pa tawm cov kev daws teeb meem rau lub xov tooj ntawm tes, tsau lossis off-txoj kev cav hauv ntau hom kev lag luam, suav nrog:
Kev tsim hluav taws xob / Mining / Kev tsim kho / Rail
![POWER GENERAION4](http://www.grvnestech.com/uploads/POWER-GENERAION4.jpg)
![POWER GENERAION_3](http://www.grvnestech.com/uploads/POWER-GENERAION_3.jpg)
![POWER GENERAION_2](http://www.grvnestech.com/uploads/POWER-GENERAION_2.jpg)
Grvnes muab tso pa tawm cov kev daws teeb meem rau lub xov tooj ntawm tes, tsau lossis off-txoj kev cav hauv ntau hom kev lag luam, suav nrog:
Kev tsim hluav taws xob / Mining / Kev tsim kho / Rail