Lu's career went from strength to strength from 2001 to 2006, a period during which he was the music director of the Hannover Staatsoper, a first-tier opera company with an orchestra of more than 100 musicians.
2001 至 2006 年是呂紹嘉到目前為止的職業生涯高峰。他擔任列為德國 A 級樂團的漢諾威歌劇院（指樂手人數達 100 人以上的中大型樂團）音樂總監達 5 年之久。