1972年12月生，研究员、博士生导师，上海天文台创新团组《星团和银河系结构》成员。1993年毕业于河北师范大学物理学系， 1999年获上海天文台天体物理博士学位，同年7月入职中国科学院上海天文台。

星系化学演化模型、银河系结构和演化、星族的统计研究等。

1. Chang, R.X., Zhang, S.H., Shen, S.Y., Yin, J., Hou, J.L., 2017, IAUS, 321,134, Why do disk galaxies present a common gas-phase metallicity gradient 2. Kang, X.Y., Zhang, F.H., Chang, R.X., 2017, MNRAS, 469, 1636, The role of environment on the star-formation history of disc galaxies 3. Kang, X.Y., Zhang, F.H., Chang, R.X., Wang, L., Cheng, L.T., 2016, A&A, 585, 20, The star-formation history of low-mass disk galaxies: a case study of NGC 300 4. Kang, X.Y., Chang, R.X., Zhang, F.H., Cheng, L.T., Wang, L., 2015, MMRAS, 449, 414, The evolution of interacting spiral galaxy NGC 5194 5. Chang, R.X., Shen, S.Y., Hou, J.L., 2012, ApJ, 753, L10, The Growth of the Disk Galaxy UGC8802 6. Kang, X.Y., Chang, R.X., Yin, J., Hou, J.L., et al., 2012, MNRAS, 426, 1455, The evolution and star-formation history of M33 7. Chang, R.X., Hou, J.L., Shen, S.Y., Shu, C.G., 2010, ApJ, 722, 380, The Mass-dependent Star Formation Histories of Disk Galaxies: Infall Model Versus Observations 8. Hou, J., Chang, R.X., Barreyre, L., Fu, J., 2008, Nuclei in the Cosmos (NIC X), 225, On the Correlation between Abundances and Column Density 9. Chang, R.X., Shen, S.Y., Hou, J.L., Shu, C.G., Shao, Z.Y., 2006, MNRAS, 372, 199, Colour-magnitude relations of late-type galaxies 10. Chang, R.X., Gallazzi, A., Kauffmann, G., Charlot, S., et al., 2006, MNRAS, 366, 717, The colours of elliptical galaxies 11. Chang, R.-X., Shu, C.G., Hou, J.L., 2002, CJAA, 2, 226, History of Star Formation and Chemical Enrichment in the Milky Way Disk 12. Chang, R.X., Hou, J.L., Shu, C.G., Fu, C.Q., 1999, A&A, 350, 38, Two-component model for the chemical evolution of the Galactic disk