美中貿易協議採購承諾消息人士：中仍致力履行

未署名2020/5/13 11:30

<img src="https://static.rti.org.tw/assets/thumbnails/2020/05/07/d30f401a19c76e8ca9ea79c9a24c8ef1.jpg" width="360" alt="美中貿易衝突。...