Recruitment Cat APP is a mobile phone terminal software launched by 58 enterprises in the same city for 58 recruitment users. 58 The method for recruitment cats to publish recruitment information is: 1. Open the software, open the software, and in the message interface, click the I want to find someone button in the upper right corner. 2. In the interface of posting recruitment information, enter the recruitment information and click the Publish button. Or you can use other recruitment software: for example, BOSS direct employment: after the direct employment model has become the industry standard, BOSS direct employment will continue to lead the recruitment industry to change. Since the establishment of the company, BOSS has been directly engaged in the in-depth research of job matching system, and its research results have appeared in top international academic conferences at home and abroad for many times, such as KDD (International Conference on Data Mining and Knowledge Discovery), EMNLP (National Conference on Natural Language Processing) and CIKM (International Conference on Information Retrieval). It is the first recruitment enterprise in China to publish academic research in AI-related fields at several international academic conferences, which greatly improves the application of AI-related technologies in the recruitment field and the efficiency of bilateral matching in job recruitment. In addition to the research work of job matching system, BOSS direct employment also pays attention to and studies the employment talent market and vocational science for a long time. At the beginning of the company's establishment, the BOSS Direct Employment Research Institute was established, and in July 20 18, the first professional science laboratory in China was established, which brought together scientific research talents in different fields such as deep learning, economics and sociology, built a research framework in the professional science field, and promoted a major scientific breakthrough in the professional science field. Many of his scientific research papers have been included in top international SSCI and SCI journals, involving computer simulation, mathematical physics, urban research and deep learning. At the same time, the Vocational Science Laboratory independently developed the "Employment Market Prosperity Index (JMPI)" model to study the changes in the employment talent market.