Shenzhen Kamada Electronic Co., Ltd. Address Building 4, Mashaxuda High-tech Industry Park, Pingdi Street, Longgang District 518117, Shenzhen, Guangdong, P.R. China. E-mail kerry@kmdpower.com marketing@kmdpower.com Phone +86-755-2833 2245 +86 18617118946 Hours Monday-Friday: 9am to 6pm Saturday, Sunday: Closed