Since 1982, Taian Taiyi Medical Device Co., Ltd has been devoting to the research, production and sales of fetal doppler and monitor. Located at the foot of famous Mount Tai, the predecessor of Taiyi Company is Perinatal Monitoring Research center of Taishan Medical University, Which was a research constitution enjoying high fame in obstetrics and gynecology. Our main products include fetal doppler, fetal monitor and multi-parameter maternal fetal monitor. They are made according to the clinic research and experiments. Products can meet the clinical health-care needs in hospital, clinic and at home. In 2001 and 2006, our company passed ISO9001 and ISO13485 successfully. Some of the products have gained the CE certificate certified by the EU. Now our products have been sold to America, England, Iran, Thailand, Malaysia and Brazil and so on. We are always looking forward to cooperating with more friends from all over the world.