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