Chida chamakina amalima chimakhala ndi vuto lalikulu ku China. Kupambana kwa kukhala malo opanga makina opanga makina okhwima pa ukadaulo, mtundu wa zida zamakina zamakina, kupambana kwa ogwira ntchito, komanso kutsatira
Mabatani a konkriti ndi malo ofunika omanga mu malonda omanga ndi kupanga maboti awa amafunikira kugwiritsa ntchito makina apadera monga makonzedwe opanga makina ndikutchinga makina. Makinawa amatenga gawo lofunikira
Mu makampani omanga mphamvu ya mphamvu, kufunikira kwa okwera - zomangira zomangamanga sizinakhaleponso zambiri. Mwala wanji womwe ukufunidwa ndikugwiritsa ntchito makina a simenti opanga simenti, omwe ndi assensia
Njerwa ndi bwino - zomangira zomangamanga, ndipo zimagwiritsidwa ntchito kwambiri m'minda yambiri. Monga limodzi la mafupa omanga, kufunikira kwa njerwa kumakulitsa pang'onopang'ono. Inde, njirayi ndiyosagwirizana ndi kugwiritsa ntchito makina opanga njerwa. Ndi ver
Ndikuthokoza aliyense wochita nawo mgwirizano ndi kudzipereka kwawo kwakukulu ndi kudzipereka ku ntchito yathu. Aliyense wa gululi wachita zonse zomwe angathe kuchita ndipo ndikuyembekezera kale mgwirizano wathu wotsatira. Tilimbikitsanso gulu ili kwa ena.