BEIJING, Jan. 27 (Xinhua) -- China has developed two new rocket tank prototypes that can help reduce the weight of rockets and improve launch capabilities, according to the China Aerospace Science and Technology Corporation (CASC).
The two new prototypes, developed by the China Academy of Launch Vehicle Technology under the CASC, both have a diameter of 3.35 meters. One is made of aluminum lithium alloy and the other is made of composite materials.
