Founded in 2001 as a high-tech company, Shenzhen Bestman Instrument Co., Ltd. has been devoting to research, manufacturing and distribution of medical instruments. Nowadays a great variety of products have been gained high popularity in home and abroad in medical line. Our company has 8 series products: BF series Ultrasonic Fetal Doppler; BV series Ultrasonic Vascular Doppler; BFM series Fetal/Maternal Monitor;BPM series Multi-Parameter Patient Monitor; BD series Disposable Syringe Destroyer; ECG series, BEU series Ultrasound Scanners and BFW series Medical Fluid Infusion Warmer. BF500/500+/500++/500A/500B/500C/500D/500D+/510/510S/530/530A/530B/ 560/560A/560B/600/600+ series Fetal Doppler are specially designed to detect the Fetal Heart beat Rate (FHR) from the twelfth week of gestation, with earphone socket etc; BF-500 series are compact, light and easy to operate; BF-510/510S are pocket Doppler for home use; BF-600+ with LED display.Different models have respective functions and applications. BF-610/610P/610M can be used both as fetal heartbeat detectors and monitors. LCD screen can display heartbeat rate signal indication synchronously, BF-610P/610M with printer can record synchronous FHR monitoring curve. BV-520/520T/620/620VP Vascular Doppler Detector can detect the blood stream status of artery / vein, the blood stream of average speed, and the effect of fingers/toes and part of body&＃039;s vein operation. BV-620VP can record synchronous blood stream curve. BFM-610M/ 700/700E/700+/700E+/700A/700M series can monitor and display FHR with LED/LCD for single or twins, mother&＃039;s TOCO, FHR curve, SpO2, NIBP, temperature, ECG and respiration etc; they also can print monitoring curve synchronously, designed with compact, light, stable in performance and have high dependability. BD-300A/300B/300C series Disposable Syringe Destroyer can melt needle and destroy the syringe body at the same time within only 3-5 seconds, easy