The Grand Wei Court.

Summary

Zhao Hong Run's true ambition was to create a precise measurement system, not just a ruler. Despite existing tools in the Ministry of Works and Foundry Bureau, they lacked the accuracy he desired. He gathered craftsmen, doubled their salaries, and initiated the crafting of a new ruler. Using hemp rope, he established the "foot" as a unit of length, followed by "inch" and "zhang." He declared this new ruler as the standard for all measurements in Great Wei, intending to make the Foundry Bureau the authoritative source for measurement, abandoning old standards for precision and consistency in production.

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