After a busy day, Qin Ran returned to his house, watched the news for a while, and then washed up and went to sleep.

At this stage, the global material technology research has reached a bottleneck, and it is difficult to make a breakthrough under the existing conditions, so Qin Ran is ready to go to the systematic library to find out if there is a suitable one.

Falling asleep, Qin Ran was in a huge library, which he had been here countless times, so he was naturally very familiar

"World of Monsters: Starting with Mecha Hunters" 101 The second layer of the system is open It's in hand, please wait a while,

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