You can watch hong kong drama trailer on aCloudDrama.

Sclaimer
All the dramas in this app are publicly free and available on public domains.
We just provide a way to auto stream videos that are uploaded by the officials channels themselves.
All the videos provided in this application has the copyrights of their respective owners.
We do not show any live tv.

Important NOTE:
1. aCloudDrama is using the third-party API source from YouTube. All the free video is provided by Youtube services. And you can search and play the videos on Youtube.
2. By complying with the API Terms of Use We just provide a way to stream videos that are uploaded by the officials channels themselves. We are not providing any way to download these content.
3. Please use the following link to report any content that may infringe copyrights:
https://www.youtube.com/yt/copyright/
4.Playing video when the screen is off or on the lock screen is not allowed by YouTube terms of use.