Another concept art:
This Fantasy Valley is the first project of OCT's fith and new brand. It is considered as a upgraded version of Happy Valley. The B&M Wing Coaster will be longer than 1km, and has cost over 100M yuan.
Source: http://gaoloumi.cc/forum.php?mod=redirect&goto=findpost&ptid=3203138&pid=29768492&fromuid=1217598