●In July 2019, Jiangsu QC New Energy Technology Co., Ltd. phase II P4 plant expansion and technical transformation project was completed.
●In January 2018, QC Solar laboratory obtained UL witness laboratory qualification certificate.
●In July 2018, QC Solar shipped 100 GW PV connectors for global customers.
●In June 2017,QC Solar laboratory obtained the qualification certificate of TUV witness laboratory .
●In June 2017, QC Solar Vietnam plant was built and operation.
●In May 2015, QC Solar entered the field of energy storage and EV, and successfully developed high current products.
●In July 2014, QC SOLAR signed the Framework cooperation agreement of the solar inpsecption and the R&D with CPVT
●In April 2014, QC SOLAR QC 4.10 connector past the UL1000V & TUV1500V certificate
●In September 2013,QC solar inspection Lab past the CNAS（L5849）reevaluation successfully.
●In December ,QC solar authorized as " jiangsu province high technology private enterprise"
●In September 2012,QC solar LAB is the 1st solar component manufacturer with the CNAS（L5849）
● In April 2011, QC was awarded the "Jiangsu R&D Center of Solar PV System" by Jiangsu Department of Science and Technology.
● In December 2010, the company won the honorary title of "Double-hundred Project" (fast-developed technology industry enterprises and high-tech innovation enterprises by Suzhou Industrial Park.
● In October 2010, the company won the honor of "Undertaker of Special Funds for Suzhou Municipal Industrial Transformation and upgrade" and got special supports.
● In September 2010, QC successfully completed the "Three Meeting" and share reform, and changed its name to "Suzhou QC Solar Corporation".
● In September 2010, the connectors of QC passed the America's UL authentication and earned the certificate.
● In January 2010, QC was identified as "Jiangsu Provincial Engineering Technology Center".
● In September 2008, the junction box series products of QC passed the America's UL authentication and earned the certificate.
● In May 2008, QC passed the ISO9001 quality system authentication, ISO14001 environment systemauthentication and OHSAS18001 occupational health authentication, and earned the certificates.
● In December 2007, QC was selected as the "National High and New Technical Enterprise".
● In September 2007, photovoltaic junction box series products of our company were selected as the "Jiangsu Provincial High and New Technical Products".
● In September 2006, the junction boxes and connectors of QC passed the EU environment protection ROSH authentication for lead free environment protection, and our company was the only enterprise that passed the auth- entication in the field of photovoltaic components.
● In August 2006, QC undertook "The Design and Development of Solar Controlling Junction Boxes" (meeting the international IEC standard) in the "Solar Photovoltaic Subproject" of the NDRC and completed the inspection, becomi- ng the only enterprise selected as a components supplier.
● In November 2005, the junction box series products of QC passed the German TUV authentication and earnedthe certificate.
● In March 2005, Suzhou QC Solar Co. Ltd was established.