China is the largest producer of apple juice in the world.The solid waste emissions are growing rapidly with this industry's developing.So proper deal with these solid waste was an important issue.In this study,anaerobic fermentation tests were conducted in a 10 L self-designed single-phase anaerobic sequencing batch reactor.The mixture of rotten apple,pomace and wastewater treatment sludge were taken as raw materials.The reactor was run for 34 days under mesophilic conditions(30~35 ℃).