Figurines of manual workers pushing Chinese coins on push carts.

China's slowing economy has led to talk of whether the central bank should encourage the yuan to depreciate to support the struggling export sector, but analysts say this would be the wrong medicine.

"Reasons why China shouldn't let the renminbi [yuan] weaken? I can name 3.4 trillion reasons [the value of its forex reserves]," Patrick Chovanec, chief strategist at Silvercrest Asset Management wrote on Twitter on Friday.