久久九九国产视频,www.国产x,久久99精品热在线观看,国产另类视频,最新网址在线,日韩久久片,中文字幕视频免费在线观看

18th,Feb. 2006 Yantai Taida Metalworking Equipment Co., Ltd. signed an equipment contract with a Jiangsu & Hong Kong joint venture in 1. φ280/φ620 × 600 mm hydraulic pressure rolling mill. 2. 2× 330mm oxygen-free copper strip continuous casting product line. 3. 2× 330mm frame material strip ingot continuous casting product line. 4. 330mm copper strip ingot off-line milling mill.