Yesterday's mid point was set by the People’s Bank of China at 6.5127 Much stronger mid point for the yuan. The USD was weaker in overnight trading - that's an input into the PBOC's deliberations each day.
this trading is far too easy. go long dow futures at shanghai open around 17000 and close out for 50 point profit after about 30-40 minutes. then go back to sleep after reading all funny comments on ff about what happened the previous day. no reason to make trading so complicated when you spot a pattern repeating itself.