It is just a concept right now. It has not yet delivered any live births.
"Despite optimism, experts state that the technology is still far from full implementation." https://thaitimes.com/a-robot-to-give-birth-the-chinese-announcement-that-shakes-the-world
The same proposed robot went viral in 2025 but was entirely fake: https://www.livescience.com/health/fertility-pregnancy-birth/pregnancy-robot-from-china-is-fake-but-is-the-technology-behind-it-possible