Anzake aku Kenya ochokera ku Africa adabwera ku China ndipo adabwera ku Zhangqiu wopanga makina a pellet ku Jinan, Shandong kuti aphunzire za zida zathu zamakina opangira ma pellet ndi ng'anjo zotenthetsera m'nyengo yozizira, komanso kukonzekera kutenthetsa nthawi yozizira pasadakhale.