Chapter 1684

figure out a way to do it."You wouldn't be Professor Yan from Peking University, would you" Li Sen looked at the girl beside him in disbelief."Yes, yes, that's our boss! Two years ago, she finished al...g, and small pieces of material, which cannot be used for polishing...> Just the selection of materials for this chess piece took three years.Next, it took another three years to make these 361 pieces...