The King of Qin ordered the construction of Afang Palace, and Meng Qian, the future Shaofu, was ordered to do so in the face of danger. He did not expect that the most difficult thing was not the craftsmanship: the minister of the Ministry of Industry withheld the gold wire, Zhao Gao's confidants secretly exchanged copper powder, and even Prime Minister Li Si secretly intervened. What's even more surprising is that the first meeting with Qing Yue, a genius in copper smelting, ended on bad terms due to a technical dispute...