Exhibit 99.1
JOINT FILING STATEMENT
In accordance with Rule 13d-1(k) promulgated under the Securities Exchange Act of 1934, as amended, the undersigned hereby agree to the joint filing on behalf of each of them of a statement on Schedule 13D (including amendments thereto) with respect to the Class A ordinary shares, par value $0.0001 per share, of Youdao, Inc., a company organized under the laws of the Cayman Islands, and that this agreement may be included as an exhibit to such joint filing. This agreement may be executed in any number of counterparts, all of which taken together shall constitute one and the same instrument.
IN WITNESS WHEREOF, the undersigned hereby execute this Agreement as of December 2, 2019.
| WILLIAM LEI DING |
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| /s/ William Lei Ding |
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| SINO INTELLIGENCE TRUST |
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| By: | /s/ Liu Kin Wai and Chan Ka Wah Hanifa |
| Name: | Liu Kin Wai and Chan Ka Wah Hanifa on behalf of TMF (Cayman) Ltd. |
| Title: | Trustee |
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| SINO INTELLIGENCE HOLDING LIMITED |
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| By: | /s/ Lam Shu Lan |
| Name: | Lam Shu Lan on behalf of S.B. Vanwall Ltd. |
| Title: | Director |
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| DRAGON CREATION TECHNOLOGY LIMITED |
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| By: | /s/ William Lei Ding |
| Name: | William Lei Ding |
| Title: | Director |