C51 There is a problem with the product

Back in his office, He Tianyu's face was still as dark as ever. However, he didn't want to give up at this point. Instead, he thought to himself, "I need to think of a way to break Fang Yao's plan."

After thinking for a while, he still couldn't come up with a good idea. He Tian Yu picked up the phone and called Sun Feng. "Sun Feng, you're here." Then he put the phone down.

"Knock, knock." Soon