價格：免費
更新日期：2019-03-25
檔案大小：45M
目前版本：7
版本需求：Android 4.1 以上版本
官方網站：mailto:hsjo920914@gmail.com
There are 4 stages for newbies to understand how food safety in Blockchain
Stage 1: It is to earn more than 1000 coins by playing simple game.
Stage 2: let users to buy given food product with use of earned coins
Stage 3: let users to find reasons why purchased food is contaminated ,looking through the history of the food product in blockchain , meaning one of good features is transparent.
During stage 3, user can see the history of food cannot be modified as strong feature of blockchain.
Stage 4: let user to experience the limitation of blockchain which is slow transaction
Basically, when user buy food, they need to wait for some period until the transaction is done.