About
our company
Shanghai Rongying Industrial Co., Ltd. was established in 2013. We specialise in the research, development, manufacture and sale of specialised paper-based materials, drawing on nearly 40 years of industry experience. Our core products include wool paper for paper machine rolls (calender rolls), activated carbon filter paper, cotton pulp paper, PCB hot-pressing pad paper, and paper-based brake pad paper, as well as industrial design, equipment configuration, and the installation and commissioning of paper machines and specialised paper production lines. We hold numerous Chinese invention and utility model patents, and our products are exported to Europe, North America, South America and Asia.
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WHY
CHOOSE US
Providing a one-stop service for packing lists, invoices, certificates of origin and other customs Clearance materials.
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40-Year Industry Experience & One-Stop Full ServiceWe integrate special paper R&D, production and sales, offering full-line design, equipment matching and commissioning solutions.
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Diverse High-Performance Industrial Special Paper RangeWe supply calender wool paper, filter paper, PCB pad paper, brake paper and other industrial paper materials.
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Independent Patents & Global Worldwide Market CoverageWe own many invention and utility patents, exporting reliable products to Europe, America and Asia.
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Standardized Factory & Full-Process Integrated ProductionOur Yixing base has complete testing machines to realize full closed-loop production from raw materials to finished goods.
Specialising
Specialising in specialised paper-based materials, our team has been deeply involved in research and development for many years, holds numerous patents, and exports its products overseas.
Our hot sale products
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![Calender Roll Paper]( "Calender Roll Paper")
Calender Roll PaperCalender roll paper(Wool paper) is the main material used to make Calender roll (Wool calender roll); Calender roll paper(Wool paper) is manufactured by...
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![Activated Carbon Air Purification Filter Paper]( "Activated Carbon Air Purification Filter Paper")
Activated Carbon Air Purification Filter PaperActivated carbon air purification filter paper is a new type of air purification filter paper substrate independently developed by Yixing Fuluotai...
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![Wet Paper-based Clutch Or Brake Friction Lining]( "Wet Paper-based Clutch Or Brake Friction Lining")
Wet Paper-based Clutch Or Brake Friction LiningWet paper-based clutch or brake friction linings are porous fibre composite friction elements designed to operate in oil-immersed conditions. They consist...
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![High Strength Heat Resistant Cotton Pulp Sheet]( "High Strength Heat Resistant Cotton Pulp Sheet")
High Strength Heat Resistant Cotton Pulp SheetHigh strength heat resistant cotton pulp sheet has been specially developed for the production of wet-laid friction materials, as well as for the...
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![Agricultural Carbon-enriching Fertiliser and Mulch Film Paper]( "Agricultural Carbon-enriching Fertiliser and Mulch Film Paper")
Agricultural Carbon-enriching Fertiliser and Mulch Film PaperAgricultural carbon-enriching fertiliser mulch film is a biodegradable, functional paper mulch produced using a special papermaking process. It is made from...
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![High-density Sealing Material]( "High-density Sealing Material")
High-density Sealing MaterialHP-B01 is a high-performance, asbestos-free sealing material produced using a non-sulphur vulcanisation system. It is designed for sealing oil, gas and...
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![Semi-conductive Cable Crepe Paper]( "Semi-conductive Cable Crepe Paper")
Semi-conductive Cable Crepe PaperStandards: GB/T 7971-2007 ‘Semiconductive Cable Paper’ and IEC 60554. This is a specialised integrated cushioning and shielding material for high-voltage...
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![Wool Paper for Calender Roll]( "Wool Paper for Calender Roll")
Wool Paper for Calender RollWool paper for calender roll (also known as calender roll paper) is a core industrial paper developed by our company specifically for soft calender rolls...
Latest news and events
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![What Are The Development Prospects For Wet Paper-based Friction Discs in The Domestic Market?]()
Jun 20, 2026What Are The Development Prospects For Wet Paper-based Friction Discs in The Domestic Market?Wet paper-based friction plates show promising development prospects in the domestic market; demand continues to rise, driven by new opportunities in the new...view more -
![Principles And Applications Of Wet Paper-Based Friction Materials]()
Jun 19, 2026Principles And Applications Of Wet Paper-Based Friction MaterialsWet paper-based friction materials are composites consisting of cellulose paper, resin, and a lubricant.view more -
![Key Technical Characteristics Of Wet Paper-Based Friction Discs]()
Jun 18, 2026Key Technical Characteristics Of Wet Paper-Based Friction DiscsThe operational process of a wet paper-based friction disc can be divided into three consecutive stages: squeezing, mixed surface contact, and compressed con...view more
