According to the CNN news, South Korea is experiencing the largest virus epidemic outside of China.So it come up with an innovative form of detecting for the novel coronavirus . People can have a testing by the drive-through counters just like at McDonalds and Starbucks. But the results still come back after within days,too slow for front-line screening.So there is urgent need for better methods of mass screening to contain the spread of the virus.In electrochemical field ,Pinpoint Science Inc is now developing an electrical biosensor for mass screening of the novel Covid-19 coronavirus which is using nano sensors and aptamer.