What did shi huangdi order to connect the interior of china to the pacific ocean?

Shi Huangdi, the first Emperor of China, ordered the construction of an extensive network of roads and canals to connect the interior of China to the Pacific Ocean. This infrastructure facilitated trade and military movement, enhancing the centralized control of his empire. The Grand Canal, in particular, played a crucial role in linking the northern capital with the southern regions, promoting economic integration and cultural exchange.