factory andEvery product has been passed strict testing before package to every buyer . We establish longer and closer working relationships with our clients not only provide immediate and reliable service but to continually exceed expectations and goals. Nuoyou pay close attention s, and have explored a series of superior products in reasonable prices, short production time and satisfied service.Besides, we also provide professional OEM and ODM , We(NuoYou) assure you that you will be excited and worthy to be our partner.