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Inventories (Tables)
6 Months Ended
Dec. 31, 2019
Inventory Disclosure [Abstract]  
Schedule of inventories

 

  

December 31,

2019

   June 30,
2019
 
   RMB   US$   RMB   US$ 
                 
Raw materials   5,647,449    811,205    4,500,125    655,517 
Finished goods   8,503,968    1,221,518    2,216,931    322,932 
Packaging material   176,701    25,382    183,932    26,793 
    14,328,118    2,058,105    6,900,988    1,005,242