Takulandilani ku Yimingda, komwe mukupita kukagula zovala zapamwamba ndi makina opangira nsalu. Ndi cholowa cholemera chomwe chatenga zaka 18 pamakampani, timanyadira kwambiri kukhala akatswiri opanga komanso ogulitsa njira zamakono zopangira zovala ndi nsalu. Monga kampani yomwe ili ndi zaka zopitilira 18, tapeza chidziwitso chofunikira pazosowa zenizeni zamakampani opanga nsalu. Gulu lathu la akatswiri limawonetsetsa kuti gawo lililonse la Yin (Gawo Nambala R88M-G750 30H-S2-Z) limakwaniritsa miyezo yapamwamba kwambiri, kupangitsa kuti wofalitsa wanu azitha kuchita bwino kwambiri. Kudzipereka kwathu pakuchita bwino kwapangitsa kuti makasitomala azitha kudalira padziko lonse lapansi. Kuyambira opanga zovala okhazikika mpaka opanga nsalu omwe angotuluka kumene, zogulitsa zathu zimadaliridwa komanso kuyamikiridwa padziko lonse lapansi. Yimingda, katswiri wopanga komanso wogulitsa zovala ndi makina opangira nsalu, amasangalala kupereka mayankho omwe amapititsa patsogolo ntchito zopanga nsalu.