Makina a Oyang-Wenhong amapatsa mphamvu zopanga zothamanga kwambiri, wanzeru komanso njira zosinthira zamatumba a pepala, zinthu za tsiku ndi tsiku, zakumwa zopangidwa. Ndili ndi zaka zoposa 30, makina athu amaphatikiza a servo kuwongolera, pokonza magalimoto, komanso njira zambiri kuti muthandizire kukulitsa, ndikuthandizira eco-ochezeka.
Pakufananira kosalekeza kwa makampani ogulitsa, Oyang okhawo osakhalitsa osakhalitsa pepala la pepala kupanga makina amatsogolera mtsogolo mwa pepala lopanga pepala lomwe likupanga magwiridwe antchito ake.
Mu zida zatsamba zimakhazikika nthawi zonse komanso zamakina lero, makina owonjezera ophatikizira padziko lonse lapansi. Chifukwa chiyani zida izi zitha kuyimilira?