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Filing Detail
Form 10-K - Annual report [Section 13 and 15(d), not S-K Item 405]:
SEC Accession No. 0001493152-19-005210
Filing Date
2019-04-12
Accepted
2019-04-12 16:03:43
Documents
76
Period of Report
2018-12-31

Document Format Files

Seq Description Document Type Size
1 form10-k.htm 10-K 505797
2 ex31-1.htm EX-31.1 16675
3 ex31-2.htm EX-31.2 16647
4 ex32-1.htm EX-32.1 8690
5 ex32-2.htm EX-32.2 8669
6 audit_001.jpg GRAPHIC 3854
7 audit_002.jpg GRAPHIC 2562
  Complete submission text file 0001493152-19-005210.txt   2611573

Data Files

Seq Description Document Type Size
8 XBRL INSTANCE FILE cstu-20181231.xml EX-101.INS 322487
9 XBRL SCHEMA FILE cstu-20181231.xsd EX-101.SCH 35432
10 XBRL CALCULATION FILE cstu-20181231_cal.xml EX-101.CAL 57405
11 XBRL DEFINITION FILE cstu-20181231_def.xml EX-101.DEF 101063
12 XBRL LABEL FILE cstu-20181231_lab.xml EX-101.LAB 218869
13 XBRL PRESENTATION FILE cstu-20181231_pre.xml EX-101.PRE 195572
Mailing Address 515 N SMITH AVE STE. 101 CORUNA CA 92880
Business Address 515 N SMITH AVE STE. 101 CORUNA CA 92880 989-450-1365
ColorStars Group (Filer) CIK: 0001418780 (see all company filings)

IRS No.: 061766282 | State of Incorp.: NV | Fiscal Year End: 1231
Type: 10-K | Act: 34 | File No.: 000-54107 | Film No.: 19746313
SIC: 3640 Electric Lighting & Wiring Equipment
Assistant Director 11