SCHEDULE 13G/A 0000950103-24-001964 0001733278 XXXXXXXX LIVE 2 Class A Ordinary Shares, par value US$0.0001 per share 12/31/2024 0001932770 QuantaSing Group Ltd 74767N107 2/F, BUILDING D RONSIN TECHNOLOGY CENTER CHAOYANG DISTRICT, BEIJING F4 100102 Rule 13d-1(d) Qiming Corporate GP VI, Ltd. E9 6861306.00 0.00 6861306.00 0.00 6861306.00 N 6.1 CO Note to Row (5), (7) and (9): Qiming Corporate GP VI, Ltd. is the general partner of Qiming Managing Directors Fund VI, L.P. and Qiming GP VI, L.P. Qiming GP VI, L.P. is the general partner of Qiming Venture Partners VI, L.P. Qiming Managing Directors Fund VI, L.P. and Qiming Venture Partners VI, L.P. are the owners of 180,099 Class A Ordinary Shares (in the form of 60,033 ADSs) and 6,681,207 Class A Ordinary Shares (in the form of 2,227,069 ADSs), respectively. Note to Row (11): The percentage is calculated based upon an aggregate of 112,810,927 Class A Ordinary Shares outstanding as of December 31, 2024, which is based on the information provided by the Issuer. Qiming Managing Directors Fund VI, L.P. E9 180099.00 0.00 180099.00 0.00 180099.00 N 0.2 PN Note to Row (11): The percentage is calculated based upon an aggregate of 112,810,927 Class A Ordinary Shares outstanding as of December 31, 2024, which is based on the information provided by the Issuer. Qiming GP VI, L.P. E9 6681207.00 0.00 6681207.00 0.00 6681207.00 N 5.9 PN Note to Row (5), (7) and (9): Qiming GP VI, L.P. is the general partner of Qiming Venture Partners VI, L.P. Qiming Venture Partners VI, L.P. is the owner of 6,681,207 Class A Ordinary Shares (in the form of 2,227,069 ADSs). Note to Row (11): The percentage is calculated based upon an aggregate of 112,810,927 Class A Ordinary Shares outstanding as of December 31, 2024, which is based on the information provided by the Issuer. Qiming Venture Partners VI, L.P. E9 6681207.00 0.00 6681207.00 0.00 6681207.00 N 5.9 PN Note to Row (11): The percentage is calculated based upon an aggregate of 112,810,927 Class A Ordinary Shares outstanding as of December 31, 2024, which is based on the information provided by the Issuer. QuantaSing Group Ltd 2/F, BUILDING D, RONSIN TECHNOLOGY CENTER, CHAOYANG DISTRICT, BEIJING, F4, 100102 Qiming Corporate GP VI, Ltd. Qiming Managing Directors Fund VI, L.P. Qiming GP VI, L.P. Qiming Venture Partners VI, L.P. The registered address of each of the Reporting Persons is M&C Corporate Services Limited, P.O. Box 309GT, Ugland House, South Church Street, George Town, Grand Cayman, Cayman Islands. Cayman Islands for all Reporting Persons. Y The information set forth in Row (9) of the cover page for each of the Reporting Person is incorporated herein by reference. The information set forth in Row (11) of the cover page for each of the Reporting Person is incorporated herein by reference. The information set forth in Row (5) of the cover page for each of the Reporting Person is incorporated herein by reference. The information set forth in Row (6) of the cover page for each of the Reporting Person is incorporated herein by reference. The information set forth in Row (7) of the cover page for each of the Reporting Person is incorporated herein by reference. The information set forth in Row (8) of the cover page for each of the Reporting Person is incorporated herein by reference. Y Y Y Y Y Y Exhibit 1: JOINT FILING AGREEMENT Qiming Corporate GP VI, Ltd. /s/ Holan Lam 02/10/2025 Qiming Managing Directors Fund VI, L.P. /s/ Holan Lam 02/10/2025 Qiming GP VI, L.P. /s/ Holan Lam 02/10/2025 Qiming Venture Partners VI, L.P. /s/ Holan Lam 02/10/2025