Previous chapter: 
                                    
                                        Chapter 687: Samples deep underground.
                                
                                                                                        
                                    Next chapter: 
                                    
                                        Chapter 689: Return journey.
                                
                                                    PREVIEW
... e was a small test laboratory, and among the equipment urgently taken by the cargo plane to Nigeria, there was an easy-to-assemble mini foundry.
The two Types I Mechanical Colossus that General Mopu spent a lot of money to buy were also recruited by Ye Qing, and they were slightly modified and reserved for mining.
Two mini smelters, equipped with ore crushing equipment, a small chemical reaction boiler, a small magnetic separator, flotation machine, etc., were built using ...
YOU MAY ALSO LIKE
                                

























