Inventories (Tables)

12 Months Ended

Mar. 31, 2014

Inventory Disclosure [Abstract]

Summary of Inventories

	March 31, 2014		March 31, 2013
	US$		US$
Raw materials		2,491,135		2,791,811
Work in progress		2,303,800		878,718
Finished goods		2,367,932		1,721,803
		7,162,867		5,392,332