A listed company refers to a joint stock limited company whose shares are listed and traded on the stock exchange with the approval of the securities administration department authorized by the State Council or the State Council. The so-called unlisted company refers to a joint stock limited company whose shares are not listed and traded on the stock exchange.

A listed company is a joint stock limited company, which must meet certain conditions besides being approved to be listed and traded on the stock exchange. After the revision of the Company Law and the Securities Law, more enterprises will become listed companies and companies whose corporate bonds are listed and traded.

By August 5, 20 1 1, there were1/China educational enterprises listed in the United States, with a total market value of about 7 billion dollars. 1 1 among listed companies, in addition to Xueda Education and Noah's Ark, nine companies including Hongcheng Education, Sunway Education, China Education Group, Bao Zheng Distance Education, Universal, New Oriental, Xuesisi, Ambow Education and ATA all have online education services, covering parenting education, senior high school entrance examination counseling, language training and online higher education. According to public financial data, the online education business income of the above nine enterprises in 20 10 exceeded $654.38+46.77 million.