i can not find the quote for FTSE China 50 Index (TXINOUU) in English (TXINOUU is Bloomberg assigned ticker) If you want a quote (number) only, use the following link http://gu.qq.com/hk02838?pgv_ref=fi_smartbox&_ver=2.0
It is computed by HK exchange, code 02838. YANG drifts around 10 cents in trading hours in US market in spite the underlying tracking index is closed in HongKong.