Nanjing Superior Die Technology Co., Ltd. is a production base of SSDT, which is specialized in manufacturing of dies and checking fixtures and in stamping and welding. SSDT completed the acquisition of 100% equity of the former Nanjing Automobile Die Co., Ltd. on August 21, 2014, and completed the industrial and commercial registration changes such as the name change of SSDT Nanjing on October 8. SSDT Nanjing is located in Nanjing City with a long history in Jiangsu Province. It is located in the Intelligent Manufacturing Industrial Park of Pukou High Tech Development Zone, covering an area of 200 mu (133,000 square meters). With first-class modern manufacturing plants and production equipment, SSDT Nanjing is mainly responsible for the design and manufacture of stamping dies for large BIW outer panels, clamping and checking tools for auto body parts, assembly clamping and checking tools and related material racks. SSDT Nanjing also has three fully automated stamping production lines and welding lines, undertaking the stamping and welding assembly of large BIW outer panels and the welding business of battery boxes. In 2020, Nanjing base has opened up a new business sector, focusing on providing customers with the overall solution of automation and intelligent system integration for industrial robots, mainly involving the design, production and assembly of flexible automation and intelligent work stations and production lines. SSDT Nanjing mainly provides services for SAIC's independent brands, SAIC GM, SAIC Volkswagen and other Non-SAIC enterprises.