With more than 21 years' development, X.J. has developed more than 2,000 kinds of products. These owe to the engineers continuous efforts and innovative ideas.

There are more than 50 engineers in our R&D team. 20% of them with master's degree and 80% of them have bachelor's degree. Most of them have 10 years engineering experiences. Mr. Hong Dong Ye, the director of R&D department, has more than 20 years’ experiences and has worked in X.J. ever since 2000.