A recent study published by the Bertelsmann foundation, the German Economic Institute in Cologne (iw), merics, a think-tank, and the bdi, an association of German industry, scrutinised investment in China.

贝塔斯会、科隆德国经济研究所 (iw)、智​​库 merics 和德国工业协会 bdi 表的一项研究审查了在中国的投资。