To keep his collection complete, he has to buy Scratch-n-Win tickets from every batch (prices range from NT $ 50 to NT $ 200). He'll have to set aside a regular amount every month. In one drawing, Taipei Bank issued Scratch-n-Win cards with the zodiac signs ... Chang had no choice but to fork out for all 12.
為了維持彩券的完整性，每期吉時樂（售價從 50 至 200 元不等）都不能漏掉，每個月都要固定支出一筆費用，有一期北銀甚至還推出了 12 星座的吉時樂，害得張維信必須一口氣買下 12 張。