| BYSI 0001677940 | |||
|---|---|---|---|
| Filing Date | Form Type | Description | Document |
| 2019-07-18 | 424B5 | 424B5 | View Document |
| 2019-07-16 | 424B5 | 424B5 | View Document |
| 2019-07-10 | 6-K | 6-K | View Document |
| 2019-07-10 | 6-K | 6-K | View Document |
| 2019-05-22 | 6-K | FORM 6-K | View Document |
| 2019-05-21 | 424B5 | 424B5 | View Document |
| 2019-04-30 | 20-F | 20-F | View Document |
| 2019-02-20 | SC 13G/A | SC 13G/A | View Document |
| 2018-10-23 | 6-K | 6-K | View Document |
| 2018-10-23 | 6-K | 6-K | View Document |
| 2018-08-01 | 6-K | 6-K | View Document |
| 2018-06-21 | 6-K | 6-K | View Document |
| 2018-05-30 | 6-K | 6-K | View Document |
| 2018-05-29 | 424B5 | 424B5 | View Document |
| 2018-05-17 | UPLOAD | View Document | |
| 2018-05-16 | CORRESP | View Document | |
| 2018-05-16 | 20-F/A | 20-F/A | View Document |
| 2018-05-14 | UPLOAD | View Document | |
| 2018-05-03 | EFFECT | View Document | |
| 2018-05-01 | CORRESP | View Document | |
| 2018-04-30 | UPLOAD | View Document | |
| 2018-04-25 | F-3 | F-3 | View Document |
| 2018-04-03 | 20-F | 20-F | View Document |
| 2018-03-27 | 6-K | 6-K | View Document |
| 2018-02-21 | 6-K | 6-K | View Document |
| 2018-02-14 | SC 13G | SC 13G | View Document |
| 2018-02-14 | SC 13G | SC 13G | View Document |
| 2018-02-14 | SC 13G | SC 13G | View Document |
| 2018-01-29 | 6-K | 6-K | View Document |
| 2018-01-10 | SC 13G | SC 13G | View Document |
| 2017-11-09 | 6-K | 6-K | View Document |
| 2017-08-21 | 6-K | 6-K | View Document |
| 2017-05-24 | 6-K | FORM 6-K | View Document |
| 2017-05-22 | 6-K | 6-K | View Document |
| 2017-05-04 | 6-K | FORM 6-K | View Document |
| 2017-04-28 | 20-F | FORM 20-F | View Document |
| 2017-03-21 | D | View Document | |
| 2017-03-13 | S-8 | S-8 | View Document |
| 2017-03-09 | 424B4 | FORM 424B4 | View Document |
| 2017-03-08 | EFFECT | View Document | |
| 2017-03-08 | F-1MEF | F-1MEF | View Document |
| 2017-03-08 | CERTNAS | AUTO-GENERATED PAPER DOCUMENT | View Document |
| 2017-03-08 | F-1/A | F-1/A | View Document |
| 2017-03-06 | CORRESP | View Document | |
| 2017-03-06 | CORRESP | View Document | |
| 2017-03-06 | 8-A12B | FORM 8-A | View Document |
| 2017-03-02 | CORRESP | View Document | |
| 2017-03-02 | F-1/A | F-1/A | View Document |
| 2017-03-01 | UPLOAD | View Document | |
| 2017-02-28 | FWP | FWP | View Document |
| 2017-02-28 | CORRESP | View Document | |
| 2017-02-28 | F-1/A | F-1/A | View Document |
| 2017-02-17 | UPLOAD | View Document | |
| 2017-02-07 | F-1/A | F-1/A | View Document |
| 2016-11-15 | UPLOAD | View Document | |
| 2016-11-15 | CORRESP | View Document | |
| 2016-11-15 | F-1 | F-1 | View Document |
| 2016-10-25 | DRSLTR | View Document | |
| 2016-10-25 | DRS/A | View Document | |
| 2016-09-29 | UPLOAD | View Document | |
| 2016-09-19 | DRSLTR | View Document | |
| 2016-09-19 | DRS/A | View Document | |
| 2016-07-29 | UPLOAD | View Document | |
| 2016-06-30 | DRS | View Document | |
