1. Market demand: As a rare Altman card, Big Siro 009 has great market demand. In the Altman card collection market, rare cards can often be sold at a higher price of 1000 yuan because of their high collection value and appreciation potential.

2. Quality and characteristics: Datou Sailuo 009 brand is of high quality, beautiful picture and rich details, which has high artistic value and ornamental value. In addition, the card also has some unique functions, such as limited issuance and signature authentication, which also increases the rarity and value of the card.