Aia ka R&D a me ka hui hoʻolālā i ka ʻoihana hoʻomohala papahana, ke keʻena hana a me ka ʻenekinia a me ka hui multi-functional cross-departmental, me ka nui o nā kānaka he 60.Hoʻomau mau ka hui i kahi pilina pili me nā hale hana ʻenekini nui e like me Dachangjiang, Great Wall a me Jincheng.He kūʻokoʻa kūʻokoʻa ka hui o ka stamping dies, ʻO ka ikaika ʻenehana o nā mea hana welding a me nā mea hana nānā, ma lalo o ka mana o ʻekolu mau papa hana: hoʻopau ʻana i ka hale hana, ka hale hana hoʻolālā, ke kikowaena hoʻokolohua hoʻāʻo, ka hiki ke hoʻomohala makahiki ʻoi aku ma mua o 900 sets of stamping make, ʻoi aku. ma mua o 400 mau mea hana a me ka nānā ʻana, aia nā mea hana machining ma mua o 30 sets.