C725 I Am also a Woman

The brick in his hand was instantly soaked, water droplets rolled down, and the brick itself absorbed very little.

Situ Xi took another brick and said, "Carefully memorize the testing procedures, the flat surface, the good fit, and the lack of water absorption. Only then will the sound be clear and crisp. If the inferior quality is discarded, listen carefully."

"Yes, I understand."

"Very good