Thanks for your interest in CSUR. In this community forum we welcome players from all over the world. Posts in all languages are accepted but user support from the CSUR Team is only available in Chinese, English and Japanese. We do strongly recommend that the reply to a post should be made in the same language as the post while a kind and considerate post will always receive more attention.
We are indeed planning on an interurban highway pack under the CSUR system, but it is in very early stage of development and there is no ETA for testing and release.