It means that during Shang Yang's ten years as prime minister of Qin, aristocratic families complained and dissatisfied with themselves. Shang Yang was a famous politician and reformer in the Warring States Period. He carried out a series of major political reforms in the state of Qin, including conferring titles and land properties according to the size of military achievements. This measure dealt a heavy blow to the old nobles of the slave owners and caused resentment.
This sentence reflects the resistance and challenges that Shang Yang faced in the process of carrying out the political reform, and also shows Shang Yang's firmness and determination. Despite the pressure, Shang Yang still insisted on his own reform ideas, which laid the foundation for the prosperity of Qin State.