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Form 20-F - Annual and transition report of foreign private issuers [Sections 13 or 15(d)]:
SEC Accession No. 0001104659-19-023545
Filing Date
2019-04-25
Accepted
2019-04-25 06:10:36
Documents
127
Period of Report
2018-12-31

Document Format Files

Seq Description Document Type Size
1 20-F a19-6256_120f.htm 20-F 3285214
2 EX-4.13 a19-6256_1ex4d13.htm EX-4.13 69039
3 EX-4.14 a19-6256_1ex4d14.htm EX-4.14 212395
4 EX-8.1 a19-6256_1ex8d1.htm EX-8.1 10957
5 EX-12.1 a19-6256_1ex12d1.htm EX-12.1 10119
6 EX-12.2 a19-6256_1ex12d2.htm EX-12.2 10723
7 EX-13.1 a19-6256_1ex13d1.htm EX-13.1 5667
8 EX-13.2 a19-6256_1ex13d2.htm EX-13.2 5691
9 EX-15.1 a19-6256_1ex15d1.htm EX-15.1 2843
10 EX-15.2 a19-6256_1ex15d2.htm EX-15.2 5242
17 GRAPHIC g62561boi001.gif GRAPHIC 25211
18 GRAPHIC g62561boi002.gif GRAPHIC 34090
19 GRAPHIC g62561bsi001.gif GRAPHIC 30827
  Complete submission text file 0001104659-19-023545.txt   15037639

Data Files

Seq Description Document Type Size
11 XBRL INSTANCE DOCUMENT niu-20181231.xml EX-101.INS 3655844
12 XBRL TAXONOMY EXTENSION SCHEMA DOCUMENT niu-20181231.xsd EX-101.SCH 90143
13 XBRL TAXONOMY EXTENSION CALCULATION LINKBASE DOCUMENT niu-20181231_cal.xml EX-101.CAL 88979
14 XBRL TAXONOMY EXTENSION DEFINITION LINKBASE DOCUMENT niu-20181231_def.xml EX-101.DEF 373399
15 XBRL TAXONOMY EXTENSION LABELS LINKBASE DOCUMENT niu-20181231_lab.xml EX-101.LAB 734482
16 XBRL TAXONOMY EXTENSION PRESENTATION LINKBASE DOCUMENT niu-20181231_pre.xml EX-101.PRE 636802
Mailing Address 11/F, BUILDING A, NO. 10 WANGJING STREET CHAOYANG DISTRICT BEIJING F4 100102
Business Address 11/F, BUILDING A, NO. 10 WANGJING STREET CHAOYANG DISTRICT BEIJING F4 100102 861064321899
Niu Technologies (Filer) CIK: 0001744781 (see all company filings)

IRS No.: 000000000 | State of Incorp.: E9 | Fiscal Year End: 1231
Type: 20-F | Act: 34 | File No.: 001-38696 | Film No.: 19765223
SIC: 3711 Motor Vehicles & Passenger Car Bodies
Assistant Director 5