My professional background

I have a bachelor degree in china, my vocational is software. Five years ago, I worked in a medical device company. My main duty was assurance our product to satisfaction consumers requirement. My company's product looks like a cell phone.It can monitor our heart situation at any time. Behind the device have three electrodes which are used to the body electric potential difference to collection our electrocardiogram. The electrocardiogram can be sent to the hospital by the network. The doctor can helps us to judge our heart situation.