Three academicians of the Chinese Academy of Sciences (CAS), Dazhao Ding, Shouxian Fang, and Dingchang Xian, proposed “the construction of a third-generation synchrotron radiation light source in China”. Three academicians of the Chinese Academy of Sciences (CAS), Dazhao Ding, Shouxian Fang, and Dingchang Xian, proposed “the construction of a third-generation synchrotron radiation light source in China”.

The Shanghai Institute of Applied Physics (then known as the Shanghai Institute of Atomic Nucleus), Chinese Academy of Sciences, submitted the Proposal for Building the Third Generation Synchrotron Radiation Light Source in Shanghai to the Chinese Academy of Sciences and the Shanghai Municipal People's Government.  The Shanghai Institute of Applied Physics (then known as the Shanghai Institute of Atomic Nucleus), Chinese Academy of Sciences, submitted the Proposal for Building the Third Generation Synchrotron Radiation Light Source in Shanghai to the Chinese Academy of Sciences and the Shanghai Municipal People's Government.
　　

Members of the Municipal Committee of the Chinese People's Political Consultative Conference, including Xide Xie, Fujia Yang and Zhiqin Wang, submitted a proposal to build a third-generation synchrotron radiation light source in Shanghai at the third meeting of the eighth session of the Shanghai Municipal Committee of the Chinese People's Political Consultative Conference. Members of the Municipal Committee of the Chinese People's Political Consultative Conference, including Xide Xie, Fujia Yang and Zhiqin Wang, submitted a proposal to build a third-generation synchrotron radiation light source in Shanghai at the third meeting of the eighth session of the Shanghai Municipal Committee of the Chinese People's Political Consultative Conference.
　　

The Chinese Academy of Sciences and the Shanghai Municipal People's Government agreed to jointly advocate to the State to build a third-generation synchrotron radiation facility in Shanghai.  The Chinese Academy of Sciences and the Shanghai Municipal People's Government agreed to jointly advocate to the State to build a third-generation synchrotron radiation facility in Shanghai.
　　

The Chinese Academy of Sciences temporarily named the project "Shanghai Synchrotron Radiation Facility (SSRF for short)" and established a feasibility study working group for SSRF.  The Chinese Academy of Sciences temporarily named the project "Shanghai Synchrotron Radiation Facility (SSRF for short)" and established a feasibility study working group for SSRF.
　　

The Chinese Academy of Sciences and the Shanghai Municipal Government jointly studied and decided to establish the Project Headquarters (preparatory) for SSRF R&D.  The Chinese Academy of Sciences and the Shanghai Municipal Government jointly studied and decided to establish the Project Headquarters (preparatory) for SSRF R&D.
　　

The National Science and Technology Leading Group approved the SSRF R&D Project.  The National Science and Technology Leading Group approved the SSRF R&D Project.
　　

The National Development Planning Commission officially approved the SSRF R&D project.  The National Development Planning Commission officially approved the SSRF R&D project.
　　

The SSRF R&D Project was implemented.  The SSRF R&D Project was implemented.
　　

The SSRF Phase II R&D Project was implemented.  The SSRF Phase II R&D Project was implemented.
　　

The Chinese Academy of Sciences and the Shanghai Municipal People's Government submitted a proposal for the SSRF Construction Project to the National Development and Reform Commission.  The Chinese Academy of Sciences and the Shanghai Municipal People's Government submitted a proposal for the SSRF Construction Project to the National Development and Reform Commission.
　　

The 34th executive meeting of the State Council approved the Proposal for the SSRF Construction Project. The 34th executive meeting of the State Council approved the Proposal for the SSRF Construction Project. 

The National Development and Reform Commission approved the feasibility study report of the SSRF Construction Project.  The National Development and Reform Commission approved the feasibility study report of the SSRF Construction Project.
　　

The National Development and Reform Commission approved the preliminary design and investment estimate of SSRF national key scientific engineering project. The Chinese Academy of Sciences approved the commencement report of the SSRF national key scientific engineering project.  The National Development and Reform Commission approved the preliminary design and investment estimate of SSRF national key scientific engineering project. The Chinese Academy of Sciences approved the commencement report of the SSRF national key scientific engineering project.
　　

The SSRF Project officially broke ground and started construction. The SSRF Project officially broke ground and started construction. 

The linear accelerator started overall commissioning; On June 28th, all technical specifications basically comform the design requirements.   The linear accelerator started overall commissioning; On June 28th, all technical specifications basically comform the design requirements.
　　

The booster started beam commissioning; On October 30th, the booster successfully achieved 3.5 GeV electron beam extraction.  The booster started beam commissioning; On October 30th, the booster successfully achieved 3.5 GeV electron beam extraction.
　　

The storage ring started beam commissioning; On December 24th, the storage ring successfully achieved 3GeV electron beam storage and observed synchrotron radiation at the front end of the beam line - on the occasion of the third anniversary of construction commencement, SSRF emitted light.  The storage ring started beam commissioning; On December 24th, the storage ring successfully achieved 3GeV electron beam storage and observed synchrotron radiation at the front end of the beam line - on the occasion of the third anniversary of construction commencement, SSRF emitted light.
　　

The first batch of 7 beam line stations of SSRF all completed the work of beamline commissioning.  The first batch of 7 beam line stations of SSRF all completed the work of beamline commissioning.
　　

The Project Headquarter organized an international expert appraisal, in which 34 experts from domestic and foreign intermediate energy light sources participated. The review results indicate that all specifications of SSRF meet or exceed the design requirements, reaching the world-class level of similar facilities.  The Project Headquarter organized an international expert appraisal, in which 34 experts from domestic and foreign intermediate energy light sources participated. The review results indicate that all specifications of SSRF meet or exceed the design requirements, reaching the world-class level of similar facilities.
　　

The SSRF Construction Project was successfully completed, marked by the dedication.  The SSRF Construction Project was successfully completed, marked by the dedication. 
　　

The SSRF officially opened for trial operation to domestic users.  The SSRF officially opened for trial operation to domestic users.
　　

The SSRF Construction Project successfully passed the national acceptance.  The SSRF Construction Project successfully passed the national acceptance. 
　　

The Shanghai Soft X-ray Free Electron Laser Facility (SXFEL) test facility project was officially approved by the National Development and Reform Commission.  The Shanghai Soft X-ray Free Electron Laser Facility (SXFEL) test facility project was officially approved by the National Development and Reform Commission.
　　

The construction of the SXFEL test facility project officially began.  The construction of the SXFEL test facility project officially began.
　　

The SSRF Beamline Project (Phase II), Shanghai SXFEL User Facility, Live- Cell Structural and Functional Imaging Beamline (and so forth) Project saw their commencement. The SSRF Beamline Project (Phase II), Shanghai SXFEL User Facility, Live- Cell Structural and Functional Imaging Beamline (and so forth) Project saw their commencement.
　　

The SXFEL test facility achieved its first X-ray emission.  The SXFEL test facility achieved its first X-ray emission.
　　

The Shanghai HIgh repetitioN rate XFEL and Extreme light facility (SHINE) project was approved by the National Development and Reform Commission.  The Shanghai HIgh repetitioN rate XFEL and Extreme light facility (SHINE) project was approved by the National Development and Reform Commission.
　　

The SHINE project officially started construction.  The SHINE project officially started construction. 

The hard X-ray spectroscopy beamline, the X-ray test beamline and user data center of SSRF Beamline Project passed the process test acceptance organized by the Chinese Academy of Sciences, and opened to users for trial operation.   The hard X-ray spectroscopy beamline, the X-ray test beamline and user data center of SSRF Beamline Project passed the process test acceptance organized by the Chinese Academy of Sciences, and opened to users for trial operation.
　　

The SXFEL test facility project officially passed national acceptance.  The SXFEL test facility project officially passed national acceptance.
　　

The living-cell structural and functional imaging beamline project at SXFEL successfully passed the Shanghai acceptance/post project evaluation acceptance.  The living-cell structural and functional imaging beamline project at SXFEL successfully passed the Shanghai acceptance/post project evaluation acceptance.
　　

The SXFEL user facility successfully passed the Shanghai acceptance/post project evaluation acceptance and opened for trial operation to domestic users. The SXFEL user facility successfully passed the Shanghai acceptance/post project evaluation acceptance and opened for trial operation to domestic users.

The SSRF Beamline Project (Phase II) passed the process test acceptance, marking the successful completion of all construction tasks of the project. The SSRF Beamline Project (Phase II) passed the process test acceptance, marking the successful completion of all construction tasks of the project.