Journal Pre-proofs P-wave velocity anomalies atop and in the mantle transition zone beneath the northern South China Sea from triplicated waveforms Wenlan Li, Rongqiang Wei, Qinghui Cui, Guohui Li, Yuanze Zhou PII: S1367-9120(20)30160-7 DOI: https://doi.org/10.1016/j.jseaes.2020.104379 Reference: JAES 104379 To appear in: Journal of Asian Earth Sciences Received Date: 23 November 2019 Revised Date: 22 April 2020 Accepted Date: 23 April 2020 Please cite this article as: Li, W., Wei, R., Cui, Q., Li, G., Zhou, Y., P-wave velocity anomalies atop and in the mantle transition zone beneath the northern South China Sea from triplicated waveforms, Journal of Asian Earth Sciences (2020), doi: https://doi.org/10.1016/j.jseaes.2020.104379 This is a PDF file of an article that has undergone enhancements after acceptance, such as the addition of a cover page and metadata, and formatting for readability, but it is not yet the definitive version of record. This version will undergo additional copyediting, typesetting and review before it is published in its final form, but we are providing this version to give early visibility of the article. Please note that, during the production process, errors may be discovered which could affect the content, and all legal disclaimers that apply to the journal pertain. © 2020 Published by Elsevier Ltd.