面对河北石家庄严峻的疫情形势，张延嘉用视频记录了他在石家庄做社区防疫志愿者的经历，包括协助居民进行核酸检测、为居民免费分发抗疫药品等。 志愿者的工作虽然辛苦，但对他而言，意义非凡。 疫情当前，每个人都在尽己所能，没有丝毫放松与懈怠。他希望通过大家的共同努力，能早日让石家庄的生活回到正轨。 Zhang Yanjia recorded a video of his first day as a community volunteer in Shijiazhuang City in north China's Hebei Province, and the site of an ongoing COVID-19 outbreak. He feels that volunteering is very hard but of great significance. The volunteer's work includes assisting residents in nucleic acid testing and providing anti-epidemic drugs. He believes that everyone is doing their best, and life in Shijiazhuang will be back to normal in no time.