| 2024-01-03 |
| PTI 2023Q3 Earning release |
|
| 2023-08-17 |
| PTI 2023Q2 Earning release |
|
| 2023-08-02 |
| PTI 2023Q1 Earning release |
|
| 2023-08-02 |
| PTI 2022Q4 Earning release |
|
| 2023-08-02 |
| PTI 2022Q3 Earning release |
|
| 2022-08-12 |
| PTI Revenue Release，July 2022 |
|
| 2022-07-28 |
| PTI Revenue Release，June 2022 |
|
| 2022-07-28 |
| PTI Revenue Release，May 2022 |
|
| 2022-05-10 |
| PTI Revenue Release，April 2022 |
|
| 2022-03-11 |
| PTI Revenue Release，February 2022 |
|
| 2022-02-11 |
| PTI Revenue Release，January 2022 |
|
| 2022-01-10 |
| PTI Revenue Release，December 2021 |
|
| 2021-12-08 |
| PTI Revenue Release，November 2021 |
|
| 2021-11-08 |
| PTI Revenue Release，October 2021 |
|
| 2021-10-09 |
| PTI Revenue Release，September 2021 |
|
