Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0001683168-23-002569-index-headers.html | 2023-04-21 13:28:38 | |
| 0001683168-23-002569-index.html | 2023-04-21 13:28:38 | |
| 0001683168-23-002569.txt | 2023-04-21 13:28:38 | |
 0001683168-23-002569-xbrl.zip | 11530 | 2023-04-21 13:28:38 |
| bign-20230411.xsd | 2935 | 2023-04-21 13:28:38 |
| bign-20230411_lab.xml | 34240 | 2023-04-21 13:28:38 |
| bign-20230411_pre.xml | 22343 | 2023-04-21 13:28:38 |
| FilingSummary.xml | 1628 | 2023-04-21 13:28:38 |
| Financial_Report.xlsx | 5702 | 2023-04-21 13:28:38 |
 image_001.jpg | 195133 | 2023-04-21 13:28:38 |
 image_002.jpg | 145738 | 2023-04-21 13:28:38 |
| MetaLinks.json | 38754 | 2023-04-21 13:28:38 |
| R1.htm | 38092 | 2023-04-21 13:28:38 |
| report.css | 2767 | 2023-04-21 13:28:38 |
| Show.js | 1085 | 2023-04-21 13:28:38 |
| tancheng_ex0301.htm | 2264 | 2023-04-21 13:28:38 |
| tancheng_i8k.htm | 28357 | 2023-04-21 13:28:38 |
| tancheng_i8k_htm.xml | 3516 | 2023-04-21 13:28:38 |