- Family: Long March 3
- Length: 56.3 m
- Diameter: 3.35 m
- Launch Mass: 456 T
- Low Earth Orbit Capacity: 12000 kg
The Long March 3B/E was manufactured by China Aerospace Science and Technology Corporation with the first launch on 2007-05-13. Long March 3B/E has 53 successful launches and 1 failed launches with a total of 54 launches. The Long March 3B / E (G2) (CZ-3B / E) is one of the most successful medium-range launchers and the strongest variant of the CZ-3 series.
It was specially developed for the transport of heavy communications satellites into a geostationary transfer orbit.
The additional designation “E” stands for a higher payload fairing, stretched boosters and extended fuel tanks at the first stage, over the CZ-3B.