Cashless Evolution Cross Word Puzzle

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Across
  1. 4. Instagram,Facebook,Snapchat etc. Are all examples of this
  2. 6. The pinyin for the Chinese word 贵"Expensive/Honorable"
  3. 7. The pinyin for the Chinese word 便宜"Cheap"
  4. 8. The pinyin for the Chinese word 付钱 "to pay"
Down
  1. 1. The pinyin for the Chinese word 扫码"scan the code"
  2. 2. This software was published in 2011 mainly for messaging purposes
  3. 3. The pinyin for the Chinese word人民币"Chinese Dollar"
  4. 5. This software was published in 2004 mainly for payment purposes