A-shares shiver as yuan weakens

But export-driven firms get glad tidings from a pick-up in overseas orders

Stocks as well as business operations of A-share companies across industries are feeling the impact of renminbi's weakness against the US dollar and other major currencies such as the euro.

The Chinese currency plummeted to a five-year low of 6.689 yuan against the US dollar in onshore exchange market on July 18, the lowest since October 2010.