1. After Sales Services for registered users.

As a registered user of our software, you will enjoy following long term benefits:
★ Software upgrade notices and free upgrades.
★ Assistance for resolving any problem you may encounter when using our software on your cell phone.
★ Replacement of the software registration code if it is misplaced when you reformat, change or lost your cell phone.

2.About us

HongDi Science & Technology Development Co.,Ltd., located in HuZhou, ZheJiang, China, focus in developing softwares for cellphones, one of which is the DuDu Recorder, used for recording calls on your smartphone. Since now we have an opportunity to assist every registered user by e-mail; we will answer any questions and provide recommendations on more sophisticated usages of our products' features. Under normal circumstances, we will reply your queries within 24 hours, but in cases where your question is more complicated, we may take longer. You can assist us in our products' modifications and developments by e-mailing us your needs. If you wish to contact us, you can do so by using one of the following methods. We are here to help, so please do not hesitate to contact us.

Room 1113 Building B JinMao Square
No.251 QiLiTing Road
HuZhou, Zhejiang 313000