Jiajiang Masu kera injinan ɗagawa ne Jiajiang sha'anin hadawa samarwa, bincike da ci gaba, masana'antu, da kuma tallace-tallace na Jiajiang dagawa kayan aiki, Jiajiang dagawa inji, Jiajiang dagawa kayan aiki da kuma ayyuka! Amintaccen inganci, fifiko farashin, m bayan- sabis na tallace-tallace, ya cancanci amincewa!