TWONUMBER is founded in 2015, our company specializes in Android-based hardware development. We developed 3G feature phones in 2018, 4G LTE feature phones in 2019, and will launch Android O/S-based Desktop phones and Rugged Smartphones, Bone Conduction Bluetooth earphones and Kernel-type Bluetooth earphones in 2020. The desktop-phone will be the only product in the world that has been developed for use with both desktop-phone, smartphone, and PC functions. Rugged smartphones are for protection against shock, water, and extreme temperatures. The R&D of Android-based hardware in TWONUMBER is ready to put Android on everything in the world.