Punctuation - Omiting part of a quote
"在波兰，我们充分了解这样的一体化过程所带来的益处。……因此，我们欢迎中国为加强东亚与欧洲之间的经济纽带，并为了沿一带一路的国家创造新的发展机遇所提出的倡议。"

It is called 刪節號 in Taiwan, and 省略号 in China. Both use 6 dots.

In Chinese, the ellipsis is six dots (in two groups of three dots, occupying the same horizontal or vertical space as two characters).