if you can assign some small task, like translating into Chinese, i can help out with it. Then, as my knowledge and skills with this project deepens, i will see what else i can contribute.
That'd be great

. See the topic in the development board in this forum about localization and it'll instruct you how to proceed.
As far as OpenNTP support, I am not sure what might be going on. I have never used OpenNTP myself. Add it as a bug to the bug tracker if you like (see 'Project Hosting').