C44 Question

Lin Sheng understood Cheng Yunfei's skepticism.

"Yunfei, don't worry. I wouldn't deceive you. I'll make some samples soon and let you test them out. Then you'll see whether I'm telling the truth," he reassured her.

"Okay." Cheng Yunfei's heart raced with anticipation upon hearing Lin Sheng's confident words. She began to look forward to the possibility