Four people have been killed and three others are missing after an explosion on an Indian oil tanker being repaired at a shipyard in eastern China, according to state media.
The official Xinhua News Agency said seven men were working on the ship when the blast happened. There was no report of an oil spill.
State-run China Central Television said authorities recovered four bodies and were searching for the three other men. The reports did not identify the men's nationalities.
The TV report said an open flame triggered the blast but did not provide further details.