In February 2006, Jang Woo-hyuk, who was awarded the "Guardian Angel" publicity ambassador, visited Seoul Children's Hospital specifically to visit the young patients and brought a lot of stationery and gifts with the fans. .

In September 2011, Zhang Youhe participated in the large-scale charity event "Magic-Growth Plan" launched by Enlight Media and the China Youth Development Foundation. What he donated to the "Magical Growth Project" was an album sold in South Korea, and he signed it personally.