The organizer of the campaign reached an agreement with a planting base for organic foods at Mentougou so that participants can trade earthworm waste for organic vegetables.

• 活动主办方和门头沟一家有机食品种植基地达成协议：居民可以用家中蚯蚓的粪便，换取该基地的新鲜有机蔬菜。