1.ECGMAC has focused on innovating and developing Multi-channel ECG, PC-ECG and Holter more than 10 years. 2.All products are CE marked and Quality system is verified by ISO13485, Japan QMS. 3.we devoted ourselves to supply users with reliable and accurate ECG devices and no distraction on developing other kind of products. 4.ECGMAC recorded a steadily increasing demand in Japan, Germany, Australia and many countries.