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biref history of group company :

   thecapsule mechanism factory of dandong is established in 1984-1987

   dan dong jin wan group co.,ltd. was established formally in 1997

深夜视频免费观看_深夜视频免费观看在线_深夜小视频免费观看products biref history of group company:

深夜视频免费观看_深夜视频免费观看在线_深夜小视频免费观看   1984 ---the instrument products were processed in 1990, developed the capsule mould

   1990 ---developed the serial products of filling machine of capsule in 1991

深夜视频免费观看_深夜视频免费观看在线_深夜小视频免费观看   1992 ---developed the serial products of production line of capsule in 1993

   1995 ---developed the serial products of capsule in 1996

 

 

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