Shenzhen Keyboarday Technology Co., Limited is one of the biggest supplier of laptop keyboard in China, works with world mayor laptop keyboard ODM, OEM, Sunrex, Darfon, Chicony, ALPS, and supply replacement laptop keyboards for world well-known brands, test equipment, eg, digital scale, reath Alcohol Tester Breathalyserand so on. What&＃039;s more, we&＃039;re specialized in suppiying electronic measurement instructions, such as luggage scales, pocket scale, kitchen scale, jewellery scale, pedometer, thermometer, temperature measurement, body scale, bathroom scale, mechanical personal scale, ect. They are suitable for each group and popular around the world.