Qihoo 360 Group Children's Business Section Profile: (Shenzhen Dafon Technology Co., Ltd.) We are qihoo 360 Group's IOT line of business, the division currently has 360, Kido two children's watch brands, mainly responsible for children's smartwatch research and development and sales. Our research and development business has deep research in Qualcomm and MTK wearable solutions, and has achieved several technological breakthroughs in MTK2502/2503, Qualcomm MSM8909, MSM8909, Andry SL8521E and other solutions. Has independent research and development of children's intelligent operating system, home-made cartoon cartoon image and other core technology and IP content. In PCBA design, structural design, antenna technology, RF solutions, underlying drivers, GUI, interactive design and other fields have original patents and solutions. Launched in 2016, K2 products, won the first 4G smart children's watch in the world, the first wearable device with a 4G access card, the first children's watch to introduce a smart AI voice robot, and the K2S/K2W version of the 4G children's watch in 2017. Four Qualcomm 4G children's watches were launched in 2018, including the F1/F2/K3/K3S. We have deep technical accumulation and industrial resources. In Shenzhen and Ningbo has sales and services, Internet marketing team, sales channels distributed online e-commerce, offline operators and open channels, in Tmall and JD.com has flagship stores, 360 brand awareness, with China Mobile, China Telecom and other operators to establish a good relationship of cooperation.