hat
En plis pase 60 rive, 2 envansyon patant, 2 p, NINGBO Dayang se toujou an plas an dirijan ak yon kreyatè nan nouvo solisyon moustik asasen nan endistri an.
eng
Owing more than 60 patents, 2 invention patent, 2 PCT, NINGBO DAYANG is always in the leading place and a creator of new mosquito killer solution in the industry.