WUXI APPTEC CO., LTD. *


                                              2359




                            D3 BIO            A

                                                                2020 11 17
                                                               D3 Bio A-1


                                          A
                                      A                Matrix Partners VI   Elbrus
Investments   ASL

Matrix Partners VI
                                 Matrix Partners China VI, L.P.     90%
Matrix Partners China VI, L.P.              Matrix China Management VI, L.P.
Matrix China Management VI, L.P.                 Matrix China VI GP GP, Ltd.




                                      –1–
Elbrus Investments Temasek                                    Temasek
                                                                    183     (Singapore Minister
for Finance (Incorporation) Act (Chapter 183)
          Temasek                                                     Temasek

Temasek                                                                 Temasek
Temasek    2020    3       31                                 3,060
                                                       1477
                           6998

ASL         Boyu Capital               Boyu Capital
                                     3692                               2616
                                  1518                                          6996




       2020   12       3




*




                                               –2–