HS编码：84314300 | 交易描述：SL450 SWIVEL,JC-70D DRAWWORKS,JC-70D DRUM SHAFT ASSEMBLY,; JZ70D DRILLING RIG HOISTING SYSTEM MECHANICAL SPARES; Shandong Seaco Machinery Equipment Co.,Ltd.; AD50001-2200B1,AD450001-21; 121; 3; 2024; 121; 60; 1; PARTS OF BORING OR SINKING MACHINERY O...