Realwin Manufacture (previously called "Ruiying Manufacture") is the international brand operated by Ruiying Machinery Manufacture Co., Ltd., an established Chinese industrial equipment manufacturer founded in 2003 and headquartered in Shanghai, China. The company specializes in the R&D, production, sales, and engineering solutions of water pump sets, diesel generator sets, mobile light tower units, and customized industrial equipment.

We operate a modern R&D and manufacturing base of about 30,000 square meters in Nanjing, Jiangsu Province, supporting product development, standardized manufacturing, quality control, export delivery, and after-sales service for domestic and international customers. Our product range covers drainage pump sets with flow rates from 100 m³/h to 7,000 m³/h and heads from 10 m to 200 m, diesel generator sets from 5 kVA to 3,000 kVA for 50 Hz and 60 Hz applications, and light tower units from 4 x 80 W to 4 x 1,000 W. Equipment can be configured with internationally recognized engine brands such as Cummins, Perkins, Deutz, Kubota, Yanmar, and Weichai, and is widely used in wellpoint dewatering, municipal drainage, farmland irrigation, mine pit drainage, emergency power generation, and site lighting applications.

We have obtained ISO 9001:2015 Quality Management System, ISO 14001:2015 Environmental Management System, ISO 45001:2018 Occupational Health and Safety Management System, and CE certifications. Domestically, we have been recognized as a National High-Tech Enterprise, a Gazelle Enterprise, and a Specialized, Distinctive, and Innovative Enterprise. We also hold multiple independent intellectual property rights and import and export qualifications.

With reliable product performance, engineering customization capabilities, and responsive support, Realwin products are trusted by global partners across Asia, Oceania, the Middle East, Africa, Europe, and South America. We are committed to delivering dependable equipment solutions that support critical projects and long-term business growth worldwide.