C1959
"Old Cao, please answer the phone first. I think there's an urgent matter. Who is it?"
"I don't know, it's an unknown number." Cao Jianmin said in embarrassment.
"Then it should be picked up even more. If there's an emergency, just pick it up from here." Tang Bingkun said with a smile that was not a smile. In Tang Bingkun's opinion