Tianjin Huisun Technology Co.,Ltd, as a high-tech enterprise, is engaging in R&D, production and marketing of high-quality video security and surveillance product, Huisun specialized in intelligent IR Speed Dome and PTZ bullet camera.The company has adopted independent patent of DSP video processor technology, and developed high cost-effective IR Auto Tracking intellectual Speed Dome,IR Auto Tracking High Speed Dome products and PTZ bullet camera. Huisun has laid a solid foundation for high-end products’ popularity in “safe city project”, and has become the top-priority outstanding supplier for the majority of customers.Since the establishment of the company, relying on its advanced professional research and development, senior engineering and technical personnel, Huisun has introduced a variety of powerful technology and completed range of professional security products.