DYGSM_Dongguan Daying Electronics Technology Co., Ltd., Daying Electronic Technology Co., Ltd has gathered a professional elite team in security alarm field. Our company has become a high tech enterprise by uniting the technological innovation, research and development, producing, sales and service. We focus on the home security products for many years, and obtain the core technology with independent intellectual property rights. Our products have provided the security assurance for thousands of domestic and overseas families.