BRIEF-Shenzhen Neptunus Bioengineering's unit to buy stake in pharma firm for 410 mln yuan

April 28 (Reuters) - Shenzhen Neptunus Bioengineering Co Ltd

* Says unit plans to buy 80 percent stake in Shandong-based

pharma firm for 410 million yuan ($59.47 million)

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($1 = 6.8938 Chinese yuan renminbi)

(Reporting by Hong Kong newsroom)