C2611 The Cost of Unlocking the Tank

Qin Guan had fooled them, so they had nothing to say.

This matter was too simple. This was what they had done all those years ago. Dr. Boole went to Coconut Jujube Country and ordered a batch of pipelines from overseas. In the end, the indicators required were very different from the pipelines. Especially the ability to withstand pressure, it was many times greater. In the end