Beijing Tsingsense Technology Co., Ltd is a Manufacturer who focus on weather and environmental sensors , systems integration. Our product line covers Optical Rain Sensors, Multi-parameter Integrated Weather Sensors, Data Collectors, Hand-held Portable Collectors, Automatic Weather Stations and so on . We enjoy very good reputation among our customers for providing high quality at very competitive prices. Our is with high degree of product integration, strong research and development capabilities, quick delivery time, Professional product testing system, and a sound quality and after-sales protection system. So far the products sell well all over the world, such as Europe, America, Australia, Middle East, and so on.