... the eye is very comfortable Children ebook,Wan juantong Electronic paper book,Talking pen, touch reading pen ,Reading ... Malaysia and so on. Product Quality Assurance:Products of Shenzhen Xuezhiyou Technology Co., Ltd. have already passed national 3C ... 8thJinghua industrial park, Liangbai road, Pinghu, Longgang district, Shenzhen, ChinaElectronic paper book1.6-inch touch screen handwriting 2.WiFi ...