How is the JiuAn Sphygmomanometer? How is the price-performance ratio?

Nine Ann's sphygmomanometer is very good, cost-effective, and the same function of Omron's sphygmomanometer compared to the price is much cheaper, in Hangzhou, Zhejiang First Hospital, next to the Emergency straight to the big square Bo Lane No. 74 there are a lot of nine Ann's sphygmomanometer, the model is very complete, is a chain of stores called the Kangfu の home, convenient, you can go to see, the price than elsewhere to be lower.