GB2762-2005 "Limits of Pollutants in Food" is an important standard for all kinds of foods.
SB/T 10030- 1992 general technical conditions for cakes.
SB/T 10227- 1994 "pastry inspection rules, packaging, marking, transportation and storage"
SB/T 10329-2000 decorative cake
Qb/t1252-1991bread