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What is the difference between Qihuang coins and study cards on the Traditional Chinese Medicine Continuing Education Network?

Action and time.

1. Function. The Qihuang coins in the Traditional Chinese Medicine Continuing Education Network are virtual coins and are used to pay for the courses and products and services of the Traditional Chinese Medicine Continuing Education Network. The study cards are given as coupons and will be gone after they are used up.

2. Time. The Qihuang coins on the Traditional Chinese Medicine Continuing Education Network will not expire after being recharged. The learning cards have a time limit and will expire if they are not used.