C842 A Stealth Model That Could Change Back into a Wing

Back then, no one had high hopes for the top six because the demand for the technology was too high. The engine of the Turbofan 6 could be changed into wings, and these techniques could not be broken through.

If he wanted to break through, he had to think of a way from the Grumman Company.

However, the Grumman Company was also very smart. As long as they proposed to buy these technologies