Dalian Acid-Base Pump Manufacturing Co., Ltd. was established in 1996, and since its inception, it has been primarily engaged in the research, development, and manufacturing of corrosion-resistant and wear-resistant pumps for the chemical industry and other sectors. The company offers a total of over 20 series with more than 1500 specifications, all of which fully comply with multiple advanced domestic and international pump design and manufacturing standards such as GB, API, EN, and RCCM. It strictly implements the ISO9001 quality assurance system to ensure product quality. The company maintains good cooperative relationships with top-tier pump component suppliers, selecting domestic suppliers that are reputable and reliable, ranking among the best in the industry. Special attention is given to the selection of bearing and sealing suppliers, which include SKF, NSK, NTN, and the three major domestic bearing manufacturers: Harbin, Wafangdian, and Luoyang. Sealing suppliers consist of manufacturers like Shanghai Burgmann, Tianjin John Crane, Sichuan Nippon, and Dandong Kelon. The company owns its own foundry, with a workshop area of 3,500 square meters, equipped with 4 steel furnaces ranging from 250kg to 500kg, as well as over 20 sets of equipment for heat treatment, sand mixing, and molding. Its annual casting capacity exceeds 120 tons. The company has unique research in corrosion-resistant materials for pumps; currently, it can smelt over 20 types of corrosion-resistant materials, not only applying common pump materials effectively but also accumulating unique and effective experiences with some special materials. The mechanical processing workshop is equipped with machining tools for turning, milling, planing, grinding, and drilling. The assembly workshop utilizes professional technical personnel and advanced group technology for production, fully implementing the MRPIII production resource management system, making the production process highly efficient and reliable.