Yuanmei Ma

Entity
Individual
Business address
Room 605 A Tower A, Raycom Info Tech Park, No. 2 Kexueyuan S. Rd., Zhongguancun, 100080 Haidian District, Beijing, China
Insider ownership signature
/s/ Yuanmei Ma
All SEC filings
View on sec.gov
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Yuanmei Ma has filed 9 SEC EDGAR filings since 10/29/2007

Latest Filings

Form type Document Filing Description Filing date Reporting date File number(s)
3 Open Document Open Filing Oct 24, 2024 Oct 24, 2024 001-42386
4 Open Document Open Filing Jun 25, 2024 Jun 21, 2024 001-41424
4 Open Document Open Filing Mar 16, 2023 Mar 14, 2023 001-41424
4 Open Document Open Filing OWNERSHIP DOCUMENT Jan 12, 2023 Dec 22, 2022 001-40990
3 Open Document Open Filing Jun 17, 2022 Jun 15, 2022 001-41424
4 Open Document Open Filing OWNERSHIP DOCUMENT Nov 8, 2021 Nov 5, 2021 001-40990
3 Open Document Open Filing OWNERSHIP DOCUMENT Nov 2, 2021 Nov 2, 2021 001-40990