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Form 20-F - Annual and transition report of foreign private issuers [Sections 13 or 15(d)]:
SEC Accession No. 0001213900-23-060012
Filing Date
2023-07-26
Accepted
2023-07-26 16:02:31
Documents
166
Period of Report
2023-03-31

Document Format Files

Seq Description Document Type Size
1 ANNUAL REPORT f20f2023_ysbiopharmaco.htm   iXBRL 20-F 3356937
2 DESCRIPTION OF SECURITIES f20f2023ex2-1_ysbiopharmaco.htm EX-2.1 44460
3 LIST OF PRINCIPAL SUBSIDIARIES f20f2023ex8-1_ysbiopharmaco.htm EX-8.1 4751
4 CERTIFICATION f20f2023ex12-1_ysbiopharmaco.htm EX-12.1 10622
5 CERTIFICATION f20f2023ex12-2_ysbiopharmaco.htm EX-12.2 11194
6 CERTIFICATION f20f2023ex13-1_ysbiopharmaco.htm EX-13.1 4382
7 CERTIFICATION f20f2023ex13-2_ysbiopharmaco.htm EX-13.2 4405
8 CONSENT OF WEI, WEI & CO., LLP., AN INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIR f20f2023ex15-1_ysbiopharmaco.htm EX-15.1 2794
9 GRAPHIC image_001.jpg GRAPHIC 109945
10 GRAPHIC image_002.jpg GRAPHIC 111260
11 GRAPHIC image_003.jpg GRAPHIC 308227
12 GRAPHIC image_004.jpg GRAPHIC 69603
13 GRAPHIC image_005.jpg GRAPHIC 9480
14 GRAPHIC image_006.jpg GRAPHIC 57351
15 GRAPHIC image_007.jpg GRAPHIC 13673
16 GRAPHIC image_008.jpg GRAPHIC 48721
17 GRAPHIC image_009.jpg GRAPHIC 25984
18 GRAPHIC image_010.jpg GRAPHIC 22560
19 GRAPHIC image_011.jpg GRAPHIC 96361
20 GRAPHIC image_012.jpg GRAPHIC 52627
21 GRAPHIC image_013.jpg GRAPHIC 66050
22 GRAPHIC image_014.jpg GRAPHIC 43805
23 GRAPHIC image_015.jpg GRAPHIC 60970
24 GRAPHIC image_016.jpg GRAPHIC 69879
25 GRAPHIC image_017.jpg GRAPHIC 158120
26 GRAPHIC image_018.jpg GRAPHIC 66277
27 GRAPHIC image_019.jpg GRAPHIC 61685
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29 GRAPHIC image_021.jpg GRAPHIC 28143
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34 GRAPHIC image_026.jpg GRAPHIC 35763
35 GRAPHIC image_027.jpg GRAPHIC 80700
36 GRAPHIC image_028.jpg GRAPHIC 149741
37 GRAPHIC image_029.jpg GRAPHIC 22601
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39 GRAPHIC image_031.jpg GRAPHIC 134184
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41 GRAPHIC image_033.jpg GRAPHIC 28857
42 GRAPHIC image_034.jpg GRAPHIC 67312
43 GRAPHIC image_035.jpg GRAPHIC 12982
44 GRAPHIC image_036.jpg GRAPHIC 33379
45 GRAPHIC image_037.jpg GRAPHIC 30232
46 GRAPHIC image_038.jpg GRAPHIC 13584
47 GRAPHIC image_039.jpg GRAPHIC 18910
48 GRAPHIC image_040.jpg GRAPHIC 27991
49 GRAPHIC image_041.jpg GRAPHIC 15977
50 GRAPHIC image_042.jpg GRAPHIC 16437
51 GRAPHIC ex15-1_001.jpg GRAPHIC 38793
52 GRAPHIC ex15-1_002.jpg GRAPHIC 15751
  Complete submission text file 0001213900-23-060012.txt   19950592

Data Files

Seq Description Document Type Size
53 XBRL SCHEMA FILE ys-20230331.xsd EX-101.SCH 142509
54 XBRL CALCULATION FILE ys-20230331_cal.xml EX-101.CAL 52512
55 XBRL DEFINITION FILE ys-20230331_def.xml EX-101.DEF 517851
56 XBRL LABEL FILE ys-20230331_lab.xml EX-101.LAB 986707
57 XBRL PRESENTATION FILE ys-20230331_pre.xml EX-101.PRE 543713
160 EXTRACTED XBRL INSTANCE DOCUMENT f20f2023_ysbiopharmaco_htm.xml XML 1707678
Mailing Address BUILDING NO. 2, 38 YONGDA ROAD DAXING BIOMEDICAL INDUSTRY PARK DAXING DISTRICT, BEIJING F4 102629
Business Address BUILDING NO. 2, 38 YONGDA ROAD DAXING BIOMEDICAL INDUSTRY PARK DAXING DISTRICT, BEIJING F4 102629 861089202086
YS Biopharma Co., Ltd. (Filer) CIK: 0001946399 (see all company filings)

IRS No.: 000000000 | State of Incorp.: E9 | Fiscal Year End: 0331
Type: 20-F | Act: 34 | File No.: 001-41598 | Film No.: 231113448
SIC: 2834 Pharmaceutical Preparations