"Yu Sicheng?" Pei Ye said.
He Xu remained silent, darting a narrow gaze at him before retracting it back.
"You gather all the materials regarding this canal and garden for me—are the people who repaired it back then still around?"
"How would the Xi Official Minister who took office nine years ago know about things from twenty-four years ago?" He Xu sighed lightly, "I'll try my best to find some; there might still be a few names left from the clerks and squad leaders."