How to Prune Chinese evergreen 'White Lance'?
No pruning required

Chinese evergreen 'White Lance' · Aglaonema 'White Lance'
Grow as a house or conservatory plant in houseplant compost, position the plants in bright, filtered light. The leaves may burn in direct sun. Water moderately; allow some drying out in between applications in winter. Mist daily and apply a balanced liquid fertiliser monthly during the growing season. Pot on every 2-3 years. See houseplant cultivation for further information
No pruning required