Ví dụ công khai
Liu Lao-zheng sidled right up to Zao-hua and said: “That’s right. I went to Beijing [Peking] to visit with my daughter. Zao-hua, I hear that you have become the workpoint recorder.”[…] Liu Lao-zheng pulled out an abacus from a sack he was carrying over his shoulder. “Huala, huala,” he shook it several times and said: “I bought one in Beijing. I’ll lend it to you to use.”