Should i be worried about Traveling to china during golden week? (2015)

Dear community,
i have planned to visit china with my wife these year (2015) and the date we will have available to do so are:

tokyo: april 29 to may 1
beijing: may 1 to may 4
Xi'am: may 4 to may 6
shangai: may 6 to may 8
guillin: may 8 to may 9
guanzhou : may 9 to may 11

can anybody give any advice?? i was thinking about visitins temples, great wall, etc. Will al of them be opened? Thank you so very much