According to the Nantong Daily, the main body of the Jiejie micro electric high-end power semiconductor project has been completed.

It is reported that in August 2020, the board of directors agreed to establish a wholly-owned subsidiary of Jiejie Microelectronics (Nantong) Technology Co., Ltd. in order to coordinate the smooth construction of the "High end Power Semiconductor Industrialization Construction Project". The registered capital of the subsidiary is 200 million yuan, and its business scope includes the design, production and sales of power semiconductor chips and devices; Product development and technical consulting services. In March 2021, the Jiejie Microelectronics High end Power Semiconductor Industrialization Project with a total investment of 2.5 billion yuan was officially started in Nantong Suxitong Park.

On April 25, 2022, Jiangsu Jiejie Microelectronics Co., Ltd. made another announcement. The board meeting agreed that the company would build the "High end Power Semiconductor Industrialization Construction Project (Phase II)" in its holding subsidiary, Jiejie (Nantong) Technology Co., Ltd., with a total investment of about 650 million yuan. On the basis of the infrastructure and supporting facilities of the "High end Power Semiconductor Industrialization Construction Project", it is proposed to adopt the advanced process of 0.13 micron chip line width, A total of 68 sets of new hardware equipment and 2 sets of new software systems were added.