Nifty 10 year trend channel on 1M chart

Jan 2004 - May 2006 - first two resistance points of upper trend line
Jan 2007 - 1st retest of upper trend line
May 2008 - Failed breakout of upper trend line
Oct 2008, March 2009 - First two support points of lower trend line
Oct 2010 - 2nd retest of uptrend line
Aug 2013 - Retest of lower trend line
Feb 2015 - 3rd retest of upper trend line
Feb 2016 - 3rd retest of lower trend line
Jan 2018 - 4th retest of upper trend line
Aug 2018 - 5th retest of upper trend line
May 2019 - 6th retest of upper trend line
Dec 2019 - 4th retest of lower trend line ???