Yemen monitoring developments , planning next move after ship hijacking . Bulk carrier Ma hijacked 550 nautical miles northeast of Seychelles . There are four crew members on board the ship , are all Chinese nationals . the International Chamber of Commerce 's International Maritime Bureau force aircraft monitoring the ship reported seeing 25 pirates on deck .
China monitoring developments , planning next move after ship hijacking . Bulk carrier De Xin Hai hijacked 550 nautical miles northeast of Seychelles . There are 25 crew members on board the ship , are all Chinese nationals . EU force aircraft monitoring the ship reported seeing four pirates on deck .