$TDCX This is all I needed to read to BUY in TDCX collaborates with customers in fast-growing new-economy sectors and traditional blue-chip companies undertaking digital transformation. As of Jun. 30, TDCX had 43 customers, including tech giants Facebook and Airbnb. Combined, Facebook and Airbnb accounted for about 60 percent of its revenue in 2020. Therefore, TDCX faces a significant revenue concentration risk.