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Kodi Sand Casting Foundry ndi chiyani
Sand kuponyera foundry ndi Mlengi amene umabala castings ndi kuponyera wobiriwira mchenga, lokutidwa lokutidwa mchenga ndi utomoni utomoni kuponyera mchenga monga njira zazikulu. Mu miyala yoponya mchenga ku China, abwenzi ena amagawanso V njira akuponyera ndikutaya thovu kuponyera ...Werengani zambiri
