Si Jinghuai pursed his lips tightly and hesitated for a moment before saying , " Maybe another half a month?"

"Yeah." Si Yuqing briefly told Si Jinghuai some scientific knowledge on this subject. Si Jinghuai listened quietly. He also knew that he had only half a month at most to finish these matters of the Si family.

If I delay any longer, I might not be able to grasp the lifeline of the Si family and miss this hard-earned opportunity!

"Yuqing, help me do one more ...