From CMC Markets daily chart signals 27th May.
Copper is back above $3.20 and still under accumulation testing $3.22 with next potential resistance on a breakout in the $3.28-$3.30 area. RSI trending higher indicates upward momentum growing.
Read more at: http://blog.cmcmarkets.com.au/asset-class/commodity/chart-signals-daily-weekly-update-may-27/