The company, formerly known as Shanghai Jinling Wireless Power Plant, began to restructure its shareholding system in May 1992. The original company's net assets were converted into 3,499,300 sponsored legal person shares with face value of 10 yuan. After the initial offering in June of the same year, the total share capital after listing was 50.993 million shares. Its internal staff shares were listed and circulated on May 5 1994;
The largest shareholder is: Shanghai State-owned Assets Management Office. The major shareholder is: Shanghai State-owned Assets Management Committee.
Shareholding ratio: 17.28%