Dalian Golden Machinery Co.&def Ltd. is the largest aluminum profile and aluminum manufacturer of industrial&def manufacturing aluminum in the field of higher visibility in Northeast China.

 
  • 大连国腾机械有限公司是中国东北地区最大的铝型材,工业铝型材生产厂家,在铝型材制造领域有较高的知名度。
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