Okay.
1. Material. Tiangong 1 m4 is made of aluminum-lithium alloy. Aluminum-lithium alloy is a new type of aluminum alloy with low density, high elastic modulus, high specific strength and specific stiffness. It is widely used in aerospace field and the material is very. GOOD.
2. Price. The price of Tiangong m4 water bombs is 68 yuan per piece, and the price of Jinming 8 is 108 yuan per piece, which is cheaper than the price of Jinming 8 Tiangong m4 water bombs.