Is the Zhou dynasty the longest lasting empire in China?

Yes, the Zhou dynasty was the longest period and many wonderful things were achieved during it. All but one dynasty were long for the power passed from father to son, or nearest male relative, generation after generation.

The way China operates today harks back on the teachings and ideology of these times. Engineers made travel more possible and developed machines. The silk route brought riches from trading with other distant countries. china was important internationally and its products sought after.

Yes, Zhou dynasty is the longest lasting empire in the Chinese history. It lasted longer than any other dynasty in China.The dynasty ruled China from 1046 BC to approximately 256 BC. The dynasty saw China grow, fracture into states, then unite in imperialism. The era was divided into 3 periods:

The Western Zhou Dynasty (1045 – 771 BC): The spring and autumn period (770 – 476 BC): the empire was divided into many kingdoms
The Warring States period (475 – 221 BC): small kingdoms coalesced into several big warring states.