C429 Applying for Patent

Lin Yiqian didn't take this matter to heart. She only casually mentioned it when she was talking to Gu Nianshen.

At that time, Gu Nianshen's gaze changed a little.

His speed was very fast, so Lin Yiqian, who was focusing on the documents in her hands, did not notice.

"This is..." She pointed at the document in her hand and asked.

Gu Nianshen said