Shenzhen WELLD Medical Electronics Co., Ltd. is located at WELLD Industry Park in Qinglan 3rd Road, National Biopharmaceutical Industrial Base, Pingshan New District of Shenzhen with a total area of 50000㎡ for R&D, production and official work. WELLD is independent in developing two series ultrasound products, ultrasound scanner (Black&White ultrasound and Color Doppler ultrasound) and Ultrasound Therapy (ultrasound physical therapy, ultrasound therapy for superficial tissue and ultrasound cavitation therapy). WELLD is the only manufacturer in China which can produce both ultrasound diagnostic scanner and ultrasound therapy products. The technical level and production quantity of the palm-size scanner was list at the top position in China. WELLD has obtained about 100 patents and software copyrights. WELLD has been equipped with all professional devices for research and testing, such as sound field testing system, sound output meter, EMC spectrum analyzer and 3-D Image Reconstruction Phantom etc.