Document Format Files
Seq | Description | Document | Type | Size |
---|---|---|---|---|
1 | FORM 20-F | tm211761d1_20f.htm | 20-F | 2937071 |
2 | EXHIBIT 4.38 | tm211761d1_ex4-38.htm | EX-4.38 | 4816 |
3 | EXHIBIT 4.39 | tm211761d1_ex4-39.htm | EX-4.39 | 4583 |
4 | EXHIBIT 4.40 | tm211761d1_ex4-40.htm | EX-4.40 | 42085 |
5 | EXHIBIT 4.41 | tm211761d1_ex4-41.htm | EX-4.41 | 50039 |
6 | EXHIBIT 4.42 | tm211761d1_ex4-42.htm | EX-4.42 | 41093 |
7 | EXHIBIT 4.43 | tm211761d1_ex4-43.htm | EX-4.43 | 8985 |
8 | EXHIBIT 4.44 | tm211761d1_ex4-44.htm | EX-4.44 | 39958 |
9 | EXHIBIT 4.45 | tm211761d1_ex4-45.htm | EX-4.45 | 43902 |
10 | EXHIBIT 4.46 | tm211761d1_ex4-46.htm | EX-4.46 | 72542 |
11 | EXHIBIT 4.47 | tm211761d1_ex4-47.htm | EX-4.47 | 59733 |
12 | EXHIBIT 4.48 | tm211761d1_ex4-48.htm | EX-4.48 | 9159 |
13 | EXHIBIT 4.49 | tm211761d1_ex4-49.htm | EX-4.49 | 39173 |
14 | EXHIBIT 8.1 | tm211761d1_ex8-1.htm | EX-8.1 | 13122 |
15 | EXHIBIT 12.1 | tm211761d1_ex12-1.htm | EX-12.1 | 13347 |
16 | EXHIBIT 12.2 | tm211761d1_ex12-2.htm | EX-12.2 | 14335 |
17 | EXHIBIT 13.1 | tm211761d1_ex13-1.htm | EX-13.1 | 7236 |
18 | EXHIBIT 13.2 | tm211761d1_ex13-2.htm | EX-13.2 | 7812 |
25 | GRAPHIC | image_001.gif | GRAPHIC | 1282 |
26 | GRAPHIC | image_001.jpg | GRAPHIC | 872 |
27 | GRAPHIC | image_002.gif | GRAPHIC | 1153 |
28 | GRAPHIC | image_002.jpg | GRAPHIC | 783 |
29 | GRAPHIC | image_003.gif | GRAPHIC | 1549 |
30 | GRAPHIC | image_003.jpg | GRAPHIC | 842 |
31 | GRAPHIC | image_004.gif | GRAPHIC | 1643 |
32 | GRAPHIC | image_004.jpg | GRAPHIC | 1209 |
33 | GRAPHIC | image_005.gif | GRAPHIC | 343 |
34 | GRAPHIC | image_005.jpg | GRAPHIC | 916 |
35 | GRAPHIC | image_006.gif | GRAPHIC | 611 |
36 | GRAPHIC | image_006.jpg | GRAPHIC | 1112 |
37 | GRAPHIC | image_007.gif | GRAPHIC | 1319 |
38 | GRAPHIC | image_007.jpg | GRAPHIC | 969 |
39 | GRAPHIC | image_008.gif | GRAPHIC | 793 |
40 | GRAPHIC | image_008.jpg | GRAPHIC | 1114 |
41 | GRAPHIC | image_009.jpg | GRAPHIC | 1099 |
42 | GRAPHIC | image_010.jpg | GRAPHIC | 863 |
43 | GRAPHIC | image_011.jpg | GRAPHIC | 967 |
44 | GRAPHIC | image_012.jpg | GRAPHIC | 1162 |
45 | GRAPHIC | image_013.jpg | GRAPHIC | 1086 |
46 | GRAPHIC | image_014.jpg | GRAPHIC | 1544 |
47 | GRAPHIC | image_015.jpg | GRAPHIC | 1064 |
48 | GRAPHIC | image_016.jpg | GRAPHIC | 1442 |
49 | GRAPHIC | image_017.jpg | GRAPHIC | 1581 |
50 | GRAPHIC | image_018.jpg | GRAPHIC | 1438 |
51 | GRAPHIC | image_019.jpg | GRAPHIC | 1253 |
52 | GRAPHIC | image_020.jpg | GRAPHIC | 1021 |
53 | GRAPHIC | image_021.jpg | GRAPHIC | 867 |
54 | GRAPHIC | image_022.jpg | GRAPHIC | 1006 |
55 | GRAPHIC | image_023.jpg | GRAPHIC | 1017 |
56 | GRAPHIC | image_024.jpg | GRAPHIC | 1366 |
57 | GRAPHIC | image_025.jpg | GRAPHIC | 860 |
58 | GRAPHIC | image_026.jpg | GRAPHIC | 1003 |
59 | GRAPHIC | image_027.jpg | GRAPHIC | 716 |
60 | GRAPHIC | image_028.jpg | GRAPHIC | 810 |
61 | GRAPHIC | image_029.jpg | GRAPHIC | 968 |
62 | GRAPHIC | image_030.jpg | GRAPHIC | 989 |
63 | GRAPHIC | image_031.jpg | GRAPHIC | 928 |
64 | GRAPHIC | image_032.jpg | GRAPHIC | 912 |
65 | GRAPHIC | image_033.jpg | GRAPHIC | 822 |
66 | GRAPHIC | tm211761d1_img001.jpg | GRAPHIC | 149479 |
67 | GRAPHIC | tm211761d1_img002.jpg | GRAPHIC | 86994 |
68 | GRAPHIC | tm211761d1_img003.jpg | GRAPHIC | 133180 |
69 | GRAPHIC | tm211761d1_img005.jpg | GRAPHIC | 64149 |
Complete submission text file | 0001104659-21-048131.txt | 21456859 |
Data Files
Seq | Description | Document | Type | Size |
---|---|---|---|---|
19 | XBRL INSTANCE DOCUMENT | ambo-20201231.xml | EX-101.INS | 6258497 |
20 | XBRL TAXONOMY EXTENSION SCHEMA | ambo-20201231.xsd | EX-101.SCH | 127633 |
21 | XBRL TAXONOMY EXTENSION CALCULATION LINKBASE | ambo-20201231_cal.xml | EX-101.CAL | 124810 |
22 | XBRL TAXONOMY EXTENSION DEFINITION LINKBASE | ambo-20201231_def.xml | EX-101.DEF | 485590 |
23 | XBRL TAXONOMY EXTENSION LABEL LINKBASE | ambo-20201231_lab.xml | EX-101.LAB | 843665 |
24 | XBRL TAXONOMY EXTENSION PRESENTATION LINKBASE | ambo-20201231_pre.xml | EX-101.PRE | 834997 |
IRS No.: 000000000 | State of Incorp.: E9 | Fiscal Year End: 1231
Type: 20-F | Act: 34 | File No.: 001-34824 | Film No.: 21815467
SIC: 8200 Services-Educational Services