Michael Bay’s rapidly coalescing but still-untitled fourth Transformersfilm, starring Mark Wahlberg, is likely to be set in mainland China.

Is this because it makes sense dramatically for the battle to head to where the original toys were likely built? No, sources say that Bay and Paramount’s reasoning is more bottom-line: Filming in China and, even more ideally, working with a local production partner raises the odds that the fourth Transformers will get a wide release in China, a country with a massive potential box office. “By getting Chinese culture into it, there’s a better chance of getting it into China,” explained one insider briefed on the studio’s plans, “and less chance of getting frozen out.”

More at:
https://www.vulture.com/2012/11/paramount-hopes-to-set-transformers-4-in-china.html