1) Context of Community Enterprise group. The establishment of the first group is combination to big group in the central learning form for self-reliance by Sufficiency Economy philosophy the later the group to produce by interest for part time job to save cost and add income. 2) the way operations of Banmaisunti fertilizer producer group separate to 4 is 1. The produce. Two fertilizer producer group supplier buy material in community use labor member in free-time join to produce. The most tool and equipment used of the member. 2. Sale and marketing. Both producer use information cost. Product is part in control price