Two-time Olympic medallist Sindhu defeated rising shuttler Anmol Kharb 21-17, 21-15, while Lakshya, 2021 world championships bronze medallist, powered past Malaysian qualifier Sholeh Aidil 21-12, 21-12 in another match.
Among other Indians in men's singles, S Sankar Muthusamy Subramanian defeated Malaysia's June Wei Cheam 15-21, 21-15, 21-19 in a tough three-game contest. He will next be up against Indonesia's Chico Aura Dwi Wardoyo.