The GEM, also known as the Second Board Market, is a securities trading market that provides financing channels and growth space for entrepreneurial companies, small and medium-sized enterprises, and high-tech industrial enterprises. GEM stocks usually have higher growth potential and market risk.

Companies listed on the GEM come from various industries, but they are mainly high-tech industries and growth companies. Since there are many types of stocks on the GEM market and they are constantly changing, it is impossible to list them all here. The following are some representative stocks in the GEM market:

1. CATL (300750): China's leading lithium battery manufacturer, focusing on new energy vehicle power battery systems, energy storage systems and other fields.

2. Mindray Medical (300760): China's leading medical device manufacturer, its products cover life information and support, in vitro diagnosis, medical imaging and other fields.

3. Zhifei Biotechnology (300122): China's leading biological products company, focusing on the research and development, production and sales of vaccines and biopharmaceuticals.

4. Yiwei Lithium Energy (300014): China's leading lithium battery manufacturer, focusing on the research and development, production and sales of lithium primary batteries, lithium-ion batteries and other products.

5. Oriental Fortune (300059): China's leading Internet financial service platform, providing one-stop services for financial products such as securities, funds, and futures.

Please note that these ticker symbols and company names may change over time. If you want to know the latest stock information on GEM, we recommend that you check the official website of the relevant stock exchange or consult a professional financial advisor. When investing in GEM stocks, be sure to be aware of the risks, as such stocks typically have higher market volatility.