Datametrex Sold over 23,000 COVID-19 PCR Tests in Q4 Jan 12, 2021 | Companies News, Industry, Technology Visit DataMetrex AI Limited. (TSXV: DM) page for more research, discussion boards and to like, and share. Source: https://finance.yahoo.com/news/datametrex-sold-over-23-000-080000549.html