NHP Production Import-Export Joint Stock Company reported earnings results for the second quarter of 2015. The company explained the difference of over 10% in profit after tax in financial statement second quarter 2015 year on year as follows: The profit after tax of second quarter 2015 decreased year on year because of: raising the expense on training new workers to enhance the capacity of the whole factory, raising salary of employees to ensure their life and peace of mind and raising the loan expense to supplement the Company's working capital.