Patent numbers as follows:

ZL 2009 3 0244533.4

ZL 2010 2 0593562.9

ZL 2011 2 0504547.7

ZL 2014 2 0764264.x

ZL 2014 2 0764905.1

ZL 2015 2 0990999.9

ZL 2015 2 0991205.0

ZL 2015 2 0991027.1

ZL 2015 2 0991192.7

ZL 2015 2 0990950.3

ZL 2015 2 0991150.3v