Yizheng Heavy Industry ndiwopanga zida za feteleza organic, okhazikika pakupanga ndi kupanga manyowa a nkhuku, manyowa a ng'ombe, manyowa a nkhumba, manyowa a nkhosamzere wopanga feteleza wa organic, magwiridwe antchito, chitsimikizo chaubwino, mtengo wazinthu, magwiridwe antchito okhazikika, ndi ntchito yolingalira, talandiridwa kuti mufunse!