Posachedwapa, kampani yathu yakwanitsa kupanga mtundu watsopano wa chitoliro chachitsulo chopanda mphamvu.Mankhwalawa ali ndi mawonekedwe amphamvu kwambiri, kukana kwa dzimbiri komanso kukana kutentha kwambiri, ndipo atha kugwiritsidwa ntchito kwambiri mu petrochemical, mphamvu yamagetsi, aerospa ...
Werengani zambiri