C1683 A Huge Chain of Benefits

Xie Qingshan said that they had overlooked a problem. Xia Yi was curious about it.

"What is it?" Xia Yi asked.

Xie Qingshan slowly tapped on the table with his fingers. He then asked Xia Yi a question that he had been considering for a long time, "According to my observation, I found that most of the people in the royal family don't know about the Heaven Pill