摆好你的位置说你该说的话
[băi hăo nĭ de wèi zhì shuō nĭ gāi shuō de huà]
The meaning behind this username conveys an advice or belief about understanding one's own place and speaking appropriately to the situation, context, or role one has. It may also suggest self-restraint or acting suitably without overstepping boundaries or saying anything inappropriate.