IValve yeButterfly yeButterfly Centre yaseTshayina: Iimpawu zoLwakhiwo, ukusetyenziswa, kunye noHlalutyo lokuSebenza
IValve yeButterfly yaseTshayina: Iimpawu zoLwakhiwo, ukuSetyenziswa, kunye noHlalutyo lweNtsebenzo Ivalve yebhabhathane eTshayina luhlobo oluqhelekileyo lwevalvu, isetyenziswa kakhulu kwiinkalo ezahlukeneyo ezifana nepetroleum, ishishini lemichiza, isinyithi, amandla ombane, njl. .
jonga iinkcukacha