Since the opening of the market at the beginning of this year, the heat of ChatGPT has remained high. ChatGPT is an AI voice chat robot launched by OPenAI on November 30, 2022. By the end of January 2023, ChatGPT had been launched for only two months, and its monthly active users had exceeded 100 million, making it the fastest growing consumer application in history. ChatGPT products are booming, and relevant concept stocks are also expanding. According to Choice data, as of February 7, the number of ChatGPT concept shares has reached 28. The performance of concept stocks is divided. The capacity of concept stocks is expanding, and the stock price trend is also very strong on the whole. On February 7, Hanwang Technology raised the limit again, achieving seven consecutive boards, closing at 32.63 yuan/share; Tianyu Digital also achieved three consecutive boards, which is the fourth limit of the stock in the past five days. For 10 consecutive trading days (from January 17 to February 6), the deviation value of the closing price has exceeded 100%. On February 7, the company's share price rose by more than 13%. Many listed companies are announcing their relationship with ChatGPT in succession. "Beixinyuan complies with the technological development and market trend, aims at the unlimited prospect of ChatGPT, quickly integrates ChatGPT services with the secret message of Beixinyuan, and expands the product application scenarios." The relevant head of Beixinyuan said in an interview with the reporter of Securities Daily, "In the future, the company will pay close attention to the cutting-edge applications of new technologies such as ChatGPT, further improve the product innovation and development capabilities, constantly enrich the product application scenarios, and continue to create new value and new services." On February 7, Tiandi Online said on the investor interaction platform that the company will participate in the virtual technology provider - Shiyou Technology in July 2022, after learning from Shiyou Technology, At present, Shiyou Technology has integrated ChatGPT technology into digital human products, and is forming a humanized model of digital human's exclusive brain based on OpenAI through relevant data sets such as digital human's own human settings background. At the same time, there are also some concept stocks that are reminding relevant investment risks. On February 7, Haitian Ruisheng announced the serious abnormal fluctuation of stock trading, saying that the company said that it had not cooperated with OpenAI and that its ChatGPT products and services had not brought business income to the company. The company focuses on providing professional data sets for algorithm model development training for various institutions in the AI industry chain, including AI technology companies. In recent years, about 90% of the company's revenue structure has come from intelligent voice and computer vision business; The natural language business contributes about 10% to the company as a whole. Whether it can rapidly develop into one of the core pillars of the company in the future, and accept the influence of market demand, competitive environment and other factors, there is great uncertainty. On the same day, some listed companies also said in the announcement of serious abnormal fluctuations in stock trading that the continuous rise of the company's share price has accumulated more risk of profit adjustment. Please pay attention to investment risks, avoid following the trend, make rational decisions and invest prudently. On the same day, the share prices of relevant concept stocks closed down. "Now ChatGPT