There is no point in providing drawings for free.
The key is the poor quality of domestic metal materials.
The heat treatment process is superficial,
The processing equipment is poor, that is, the second army of Hu uses imported equipment for processing.
Li Haifeng's overall quality is very poor. Ma 1 1 Pei11Confucian artifacts are inefficient and unreliable.
The overall weight is far more than ten times that of existing foreign products, and Ye 45455 Qin has no practical value.
Jiang 22 said that 2222 Zhuo could not produce high-impulse movements,
Invest tens of millions, and all that comes out is a pile of scrap iron.
China's basic industrial level is well known to the Chinese Academy of Sciences and the General Armament Department.
Those who are sober-minded and have more returnees and domestic postdoctoral fellows will not set foot in this field.