1997
Ningbo Dunyuan Cables Co., Ltd kafa, Yafi samar da na USB.
1997 2000
Ningbo Dabu Electric Appliance Co., Ltd aka kafa a 2000, Yafi samar da igiyoyi.
2000 2011
Tare da fadada kasuwanci kewayon, Ningbo Dabu Welding Technology Co., Ltd aka kafa a 2011, ƙwararre a samar da waldi inji, Car baturi caja, waldi kwalkwali, plasma sabon na'ura da dai sauransu.
2011 2012
Injin walda da kwalkwali mai duhun walƙiya na atomatik an yi bincike kuma an haɓaka su cikin nasara a cikin 2012.
2012 2015
A cikin 2015, saboda fadada bukatun kasuwancin kamfanin, Ningbo Dabu Welding Technology Co., Ltd. ya koma sabon ginin masana'anta.
2015