Jiangnan Valve Co., Ltd., a core subsidiary of Jiangnan Holding Group, was established in 1985 and currently employs over 400 staff, including a research and development team led by academicians of the Chinese Academy of Engineering, with nearly 100 technical personnel. Through more than 30 years of dedicated entrepreneurship and independent innovation, the company has grown into one of the leading enterprises in China's valve industry.

The company has obtained certifications including ISO9001, EU CE, American API 6D/600/609, TS, Zhejiang Manufacturing Standard, and Intellectual Property Management System, as well as qualifications for nuclear power equipment design and manufacturing and national military standard system certification. It is a designated manufacturer of auxiliary equipment for 600MW and 1000MW thermal power units for the State Power Corporation and a Tier-1 supplier for Sinopec, CNPC, hydropower companies, and chemical equipment companies.

In product technology innovation, the company continuously adopts advanced international technologies, utilizing 2D, 3D, and finite element analysis for design. It has established a new product R&D center, a lifespan testing center, and a high-temperature testing center, ensuring zero-leakage products. The "Jiangyi" trademark has been recognized as a Zhejiang Province Trademark Brand Demonstration Enterprise. The company holds 150 national patents, including nearly 30 invention patents, and has led or participated in the formulation or revision of 19 national, industry, local, and group standards. It has achieved numerous R&D milestones, including national key projects, Zhejiang's first-of-its-kind products, Zhejiang Manufacturing Excellence, provincial outstanding new industrial products, and provincial and municipal science and technology awards, filling multiple international and domestic technological gaps. Notably, the supersonic wind tunnel pressure-regulating valve, a pioneering product in China for large-scale wind tunnel testing, achieved a significant technological breakthrough, contributing to testing for domestic large aircraft manufacturing and aerospace engine development. The nuclear power reheat dual-valve group, the first Chinese product exported for nuclear power projects such as Pakistan's Chashma, broke the long-standing foreign monopoly, achieving a breakthrough in the localization of critical nuclear power equipment and reaching an internationally leading level, making significant contributions to innovation and progress in China's valve industry.

Jiangnan Valve will continue to drive technological innovation, focusing on intelligent quality enhancement, fostering new growth points, and exploring new business models. By leveraging new quality productive forces, the company aims to achieve high-quality development, pursuing a path of digital, intelligent, and green production transformation.