Chinese Flash Cards, Volume 3: Characters 623-1070 HSK Upper Intermediate Level [With Organizing Ring and CD (Audio) and Booklet]Flash cards are one of the quintessential keys to successful language learning, and Chinese Flash Cards Kit Volume 3 contains all the necessary ingredients you need to read and write Chinese. Many Chinese language students understand that there are three secrets to committing these Chinese characters, or Hanzi, to memory: start with the basic characters first, then study the others in the correct order, and use constant repetition to reinforce them