Dong business as Metaboomx and also as isense systems, Metabolomx, has developed technology enabling the identification of lung cancer from breath. Metabolomx develops and owns all worldwide rights to the breath test for cancer. It uses CSA technology which is a matrix of colored chemical indicators of diverse reactivities incorporated in a nanoporous sol-gel matrix. It develops breath analysis instrument (BAI) which captures a precise quantity of breath, in a specific portion of the breath cycle and controls the exposure of the colorimetric sensor array(CSA) exam card to the captured breath at a precise flow rate and volume