| Date | Description |
|---|---|
| 2014-06-30 | delete address No. 9A, Shuang Qiao Zhong Lu, Chaoyang District, Beijing, China |
| 2014-06-30 | insert address No. 50 Shuang Qiao Zhong Lu , Chaoyang District, Beijing, China |
| 2014-06-30 | update primary_contact No. 9A, Shuang Qiao Zhong Lu, Chaoyang District, Beijing, China => No. 50 Shuang Qiao Zhong Lu , Chaoyang District, Beijing, China |