Chennai, July 18 : Two employees of a rocket port in Sriharikota have tested positive for coronavirus, an official confirmed on Saturday, adding that they might have contracted the infection from their residential locality at Sullurpetta. "There are quite a number of persons in Sullurpetta in Andhra Pradesh who have been infected with corornavirus. Perhaps virus spread is due to their connection with Koyembedu Market in Chennai," an official of Indian Space Research Organisation (ISRO) working at Satish Dhawan Space Centre (SDSC) Sriharikota in Andhra Pradesh told IANS. He said the distance between the rocketport and Sullurpetta residential locality is about 18 km. The official said as a matter of precaution the places where they worked has been sanitised though the centre is working with skeletal staff. According to the official, the contact tracing of the two employees are on now. The official said all the COVID-19 related guidelines are being followed. /IANS