First,analysize the technology exchange function,technology demonstration function, technical advice and training for farmers function of Quanzhou city farmer professional cooperatives in agricultural technology extension. Secondly, analysize restricting factorsof Quanzhou City, specialized farmer cooperatives in agricultural technology extension as unbalanced regional development, technology weak constraints, industry development is relatively single, secret technology between the members. Finally, according to the restricting factors proposed multi-agent joint development, and to establish long-term cooperative relations with agricultural research institutes , rich technology innovation direction, strengthen the protection of intellectual property rights.