What kind of plant is this? The bark will fall off.

Lagerstroemia indica, alias: prurigo, flowering from June to September, fruiting from September to June. Lagerstroemia indica has beautiful posture, smooth trunk and bright colors; It happens to be summer and autumn when it blooms, and the flowering period is long. Therefore, it is known as "Hundred Days Red" and "Summer Blue and White Flowers Full of Red". It is a good bonsai for ornamental flowers, stems and roots.