A news clip: 临一云川_SAWES_平流层浮空风力发电_第四次工业革命能源核心！
The company website has claims and renderings. I didn’t see the new S1500 yet. A rendering of the most futuristic shipping container I’ve seen yet: 临一云川_SAWES_平流层浮空风力发电_第四次工业革命能源核心！
An 11 second video: https://www.reddit.com/r/Damnthatsinteresting/comments/1nqztt5/this_is_the_test_flight_of_s1500_an_airborne_wind/