Shenzhen Da Xing An Technology Co., LTd is a high-tech company specializing in designing, producing and selling CCTV surveillance equipment in Shenzhen of China.As one of the earliest CCTV products manufacturer, we have many years of successful experience. Covering an area of 3000 square meters, our factory is located in Nanshan district, Shenzhen, China. We have obtained CE, ROHS and FCC certifications.We always have exhibitions in Overseas and China Mainland to show our products, and keep in contact with our old customers. "DXA" is our own brand for products, we are welcome you to join us. You can know more about us by send an email *****