Spouse visa is a L category visa. There are about 4 or 5 L visa categories, not just for a temporary tourist visa.

You will get an L visa in your passport, which lasts 12 months. You need to have your marriage certificate (Chinese), your wife's Hukou (户口), your passport, you PSB registration slip, rental agreement/real estate certificate and copies of all of these. Note: You cannot work on any L visa. It also has to be renewed every year.