A Chinese fishing vessel capsized in the central Indian Ocean, state media reported, with its crew of 17 Chinese, 17 Indonesian and five Filipino sailors missing.
"So far, no missing persons have been found," state broadcaster CCTV reported.
Chinese President Xi Jinping has ordered a search and rescue operation.
The vessel, owned by Penglai Jinglu Fishery Co, capsized at about 3 AM Beijing time on Tuesday (1900 GMT Monday), CCTV said.
Search and rescue teams from Australia and several other countries have arrived on the scene and China has deployed two vessels to assist in the operation, the broadcaster reported.
