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