秀我中国｜航天员张陆母亲：祖国科技强大，完全没有担忧，希望他把任务顺利完成

Core Points - The Shenzhou-21 manned spaceflight mission has confirmed its astronaut crew, consisting of Zhang Lu, Wu Fei, and Zhang Hongzhang, with Zhang Lu serving as the commander [2] Group 1 - The Shenzhou-21 mission is a significant step in China's space exploration efforts, showcasing the country's technological advancements in aerospace [2] - Zhang Lu's mother expressed confidence in the nation's technological strength and hopes for the successful completion of the mission [2]