The purpose of this study is to evaluate the training effectiveness. In face the fast of development of the knowledge, Human Resources become the one of indices of the value of enterprises. If training can improve the ability of employees, the overall competitiveness of the enterprises will also be enhanced. Therefore, how to use some methods to evaluate the training effectiveness has become a very important action in enterprises. There are many evaluation models provided by scholars. We introduce Kirkpatrick model comprised of four training evaluation criteria (1) reaction, (2) learning, (3) behavior, (4) results Then we present four evaluation methods (1) posttest, (2) pretest/posttest, (3) pretest/posttest and control group, (4) Solomon Four Group, and obtain the results of training evaluation. Finally, we propose some conclusion to enterprises.