Nantong Saiyang Electronics Co., Ltd. established in 2003, which is specialized in researching and developing, manufacturing and sales of marine radio communication and navigation equipments. Our company is a technology, industry and sales high-tech enterprise. Our main products are Ultrasonic Transducers, Marine Electronic Navigator, Echo Sounder, AIS Navigator, Electronic Chart System(ECS), etc. Our products are widely accepted by our customers because of high technology and good functions. We have passed China CCS and ISO9000 certification in 2009.