China Unicom etf belongs to the on-site fund. The rules of on-site funds are: T+0 trading, real-time market price, price priority and time priority. Limit price 10%, per transaction unit 100.

OTC funds are linked to China etf. The rules of OTC funds are: T+ 1 trade, sell on the same day, and confirm the share on the second trading day. Each transaction is conducted according to the net value at the closing time, with no limit on price fluctuation, minimum trading unit and minimum trading amount (for different funds).