When applying to join the Young Pioneers, parents' entrustment is to sign their parents' names. According to relevant information, when joining the Young Pioneers, parents will write a message and sign it for their children to congratulate them on joining the Young Pioneers organization and encourage them to continue to make progress and achieve greater results. The Young Pioneers are children's own organizations. Young pioneers are the owners of the organization. Young pioneers manage themselves and educate themselves. Through various meaningful activities, they cultivate their abilities in practice and constantly grow their talents.