1. Rating standard: Huaxia's rating standard is strict, paying attention to details and accuracy, and has requirements on the appearance, wear degree and casting process of coins; Gong Bo's rating standard was relaxed, focusing on the overall appearance and historical value of coins.
2. Rating method: Huaxia rating adopts the combination of automatic machine rating and manual rating, which has a high guarantee for the accuracy and reliability of rating results; Gong Bo's rating is done by manual rating, and the accuracy and reliability of the rating results are relatively low.
3. Rating scope: Huaxia rated ancient coins and modern coins, covering coins in various historical periods and regions; Gong Bo ranked ancient coins, covering coins of various historical periods and regions.