About SIUI Shantou Institute of Ultrasonic Instruments (SIUI) has been engaged in R&D, manufacture and sale of ultrasonic instruments since early 1960s. As a leading ultrasound equipment manufacturer in China and a state key high-tech enterprise, SIUI is dedicated to supplying high performance products. Nowadays, SIUI is qualified by certification bodies and has received ISO9001, CE, FDA and CMD approvals. More than 45, 000 ultrasound systems have been delivered for service in over 90 countries and areas. We produce a series of high density, broadband and multi-frequency probes with stable performance and reliable quality. Advanced probe technologies are widely adopted in our production line. More than 100 types of ultrasound probes including linear, convex, micro-convex, endo-cavity and phased-array probes can be supplied and probes with special specifications customized. They can be used for clinical diagnosis such as abdomen, OB/GYN, urology, cardiology, small parts and peripheral vessels. We sincerely invite you to join our worldwide distribution network, and devote ourselves to ultrasound imaging industry.