Do I have to tell the other party in advance to send the banner?

Sending pennants is a kind of etiquette, so we should pay attention to courtesy and respect. Informing the other party in advance can make them prepared and avoid embarrassment or misunderstanding. This move also shows our respect and concern for each other and makes them feel our sincerity and sincerity. At the same time, advance notice can also ensure that the other party can arrange the time and venue reasonably in order to accept the award of the pennant. Informing in advance is a polite expression, which helps to maintain good interpersonal relationships.