CCTV News (News Network): The eighth batch of space science experimental samples of the Chinese space station returned with the Shenzhou 19 manned spacecraft were successfully delivered to scientists on April 30.

The life science experimental samples delivered on-site, including osteocytes and osteoblasts, human bronchial epithelial cells, protein samples and fruit flies, are the most types of biological samples downward in the application and development stage of the space station. The downward material experimental samples will be transported back to Beijing with the return capsule in the future, including 22 types of 4 categories, including high-strength steel and lunar soil reinforcement materials.
