I'm not sure if this has been posted yet but just in case, here is the official government schedule of holidays for 2013:
2013 Holidays (Official Version)-Dec.8
Jan 1 Public Holidays 3 days Dec 31 and Jan5 Jan6 are working days
Feb 9 Spring Festival 7 days Feb16,17 are working days
Apr 4 Qing Ming Festival 3 days Apr 7 is working day
May 1 Labor Day 3 days Apr27,28 and May2 are working days
Jun 10 Dragon Boat 3 days Jun7,8,9,13 are working days
Sep 19 Mid-Autumn Festival 3 days Sep22 is a working day
Oct 1 National Day 7 days Sep28 & Sep29 & Oct8 are working days