Hiki i ka hui ʻo Yijiang ke hoʻohua i ka mea crawler undercarriage a me kāna mau ʻāpana, me ka track roller, top roller, idler idler, sprocket, track rubber a me ke ala kila. Hana ʻia ke kaʻina hana e like me nā kūlana ʻenehana o ka mīkini a me ka hana ʻana, a kiʻekiʻe ka pae kiʻekiʻe.
Ua kūpono ka huahana i ka pahu pahu MST800/MST2200, ʻo nā ʻāpana kikoʻī penei:
ʻAno: ST151, ST152
Kaumaha: 32kg, 26kg
ʻO Coulaiʻole: ʻeleʻele
Ke kumu huahana: Jiangsu, Kina