| Shanghai Power Tac Industrial Co.,Ltd. |
| Email: sales@tacwrench.com |
| Contact：Mr. Tom |
| Cellphone: +86 132 6266 2908 |
| After-sale service：service@tacwrench.com |
| Bolting equipment rental：rental@tacwrench.com |
| 24-hour service phone: +86 132 6266 2908 |
| Address：Building A, Waigaoqiao Free Trade Zone B, Shanghai |
