| Date | Description |
|---|---|
| 2019-03-08 | delete phone +86 535 2603275 |
| 2016-01-29 | delete fax +86 535 6176276 / 6216547 |
| 2016-01-29 | delete phone +86 535 2603275 / 6216547 |
| 2016-01-29 | insert fax +86 535 6010375 |
| 2013-12-10 | delete fax +86-535-6216547 |
| 2013-12-10 | delete phone +86-535-2603275 / 6176276 |
| 2013-12-10 | insert fax +86 535 6176276 / 6216547 |
| 2013-12-10 | insert phone +86 535 2603275 / 6216547 |