College- graduate village officials as the rural development, enrich rural science and technology service force, and as rural science and technology information, promote agricultural science and technology. But college - graduate village officials in serving rural science and technology faces insufficient ability, poor methods, weak foundation and lack of mech- anism. Based on this, only by raising the rural science and technology service capabilities, improving the rural science and technology service mode, tamping the rural science and technology service foundation, perfecting the rural scie...