article_snippet: The Yuanzheng 1 is China's largest ever rocket with a diameter of 5.2 meters.
article_snippet: The Yuanzheng 1 needs to be assembled at the launch site because trains carrying The Yuanzheng 1 would not be able to pass through tunnels.
article_snippet: The Yuanzheng 1 engine can restart over 20 times when flying in orbit and Its engine is thought to be 75 per cent more efficient than spacecraft of the same size.
article_snippet: The Yuanzheng 1 also has the capability to move old, scrapped satellites out of useful orbit and into so-called 'cemetery orbits' to prevent useful orbit and into so-called 'cemetery orbits' from hindering other space-faring vehicles.
highlights_snippet: 1 - China's largest ever rocket - can restart its engine 20 times .
  