Shanghai Kairi Company is a designated enterprise under the Shanghai Machinery Industry System, specializing in the production of mixing equipment. For over two decades, it has been a specialized and innovative enterprise dedicated to the research, design, development, manufacturing, and sales of mixing equipment. Its products are widely used across various industries, supported by comprehensive after-sales services. The company was among the first to obtain ISO9001 international quality system certification. Its sales network spans across the country, with products being highly popular domestically and also exported overseas. The company’s flagship product, the "Kairi Brand" ZSH series double-spiral conical mixers, won the gold medal for high-quality products at the 10th National "Spark Cup" Invention Competition. The product quality has been uniformly sampled and tested as qualified by the National Technical Supervision Bureau (Certification No. 048 N098019). Through testing by the Shanghai Technical Supervision Bureau and the General Machinery Station of the Shanghai Electromechanical Product Quality Testing Center, all technical indicators met standard design requirements. The product was certified qualified by the Shanghai General Machinery Product Quality Supervision and Inspection Station (Certificate No. WJ98119). The company also obtained a supervision certificate from the National Chemical Industry Department’s Chemical Equipment Quality Testing Center (Supervision Certificate No. 709). It is a member enterprise of the former Ministry of Chemical Industry, China Chemical Equipment Association, Mechanical Power Technology Association, Quality Inspection Association, and China Technical Supervision Information Association. In the field of powder mixing equipment in China, the company possesses independent intellectual property rights and is a leader in technological innovation. After years of development and research, it has become an innovative manufacturer in China that holds nine national patents for mixing equipment and is capable of producing large-volume mixers. It specializes in the design and production of the "Large-Access Double-Spiral Conical Mixer" (ZSH-A, ZSH-B, ZSH-C models), which have been granted national patents (Patent Nos.: ZL200720076473.5, ZL200720076474.X, ZL200820150799.2; National Patent Certificate Nos.: 1134337, 1137454, 1207624). Other types of mixing equipment also feature independent intellectual property rights and proprietary technologies, such as the ZSH series large-access ribbon conical mixers, WZ series weightless dual-shaft paddle mixers, WLD series horizontal ribbon mixers, and LDH series ploughshare mixers, which have also been granted national patents (National Patent Certificate Nos.: 1207628, 1207625, 1207626, 1214294). Specially designed large-access discharge valves have filled domestic gaps and have been granted multiple national patents (Patent Nos.: ZL200520046502.4, ZL200730073295.6; National Patent Certificate Nos.: 931921, 734409). The A, B, and C models of this series are widely recognized as versatile, high-demand, fully-specification, and optimal choices among mixing equipment. Since their market introduction, user feedback has proven significant improvements in work efficiency, earning widespread acclaim and adoption by numerous domestic and international enterprises. Due to its consistent emphasis on quality, credibility, and excellent service, the company has been rated as a "National Well-Known Enterprise with Reliable Mixer Quality" by the China Technical Supervision Information Association and recognized as an "AAA-Level Member Unit for Quality, Credibility, and Service" by the China Quality Credit Supervision and Management Association. The "Kairi" trademark is registered with the National Trademark Office (Registration No. 1629778). Please identify the genuine trademark to avoid counterfeits. Among peers with qualified product quality inspection certificates, the company offers flexible sales methods and reasonable pricing to meet user needs to the greatest extent. Innovation knows no bounds; professionalism is worthy of trust. Kairi mixing is a symbol of success, quality, and credibility—your ideal and wise choice! In the mixing machinery industry, Kairi stands out for its superior quality, strong brand, high starting point, strong advantages, and sustainable development, making it the preferred brand for users at home and abroad. We remain committed to providing you with better equipment and services. Looking ahead, we are confident that Shanghai Kairi’s future will be even brighter! In the new century, Kairi is further expanding its domestic and international markets, implementing a brand strategy, following a technological path, and moving toward group development—innovating professionally, developing brand-wise, and cooperating globally. Through exploration and innovation, we aim to establish a trustworthy "Kairi" brand. Kairi is determined to collaborate with you to harmoniously create brilliance in the 21st century. Adhering to the new development philosophy of "producing one generation, researching the next, and reserving one for the future," Kairi people embrace challenges from zero-distance users to welcome more and broader tests from new and existing customers! Kairi’s mission: Survive through quality, develop through innovation, and benefit through modest profits. Note: If product images do not match product names, please refer to the company website and product order contracts.