C719 Outer Cold and Internal Heat

He did ten sets of experiments in a row, and each of them went smoothly.

"Alright, it's already noon. You can stop what you are doing and get ready to go eat." Lee Yan's voice sounded.

Zheng Hao turned his head and smiled at her: "Okay, senior, you go first. I will wash all these tools and then I will go."

Unexpectedly, Lee Yan said, "I'll wait for you