Both X1 and X2 are study visas, what's the difference? Which one should you apply for?

1. Different length of stay

X1: X1 visa can stay for more than 6 months ,suitable for undergraduate and graduate students studying in China for a long time. 

X2: X2 visa can stay up to 6 months, suitable for students studying in Chinese universities or language schools for a short period of time.

2. Different entry times

X1: multiple entries.

X2: single entry.