C532 Increasingly Confused

Yan Sinian stared at Rong Sihan for a long time. Finally, he grabbed a piece of paper from in front of Rong Sihan and took out a pen from the pen container on his desk. Then, he quickly wrote down a string of numbers on the paper.

After he finished writing, he stood up and placed the paper in front of Rong Sihan. He tapped on it twice with his index finger, "Rong Sihan, stay away from my son