Introduction
Zibo Langda Composite Technology Co., Ltd. (淄博朗达复合材料有限公司) is a Chinese manufacturer of carbon-fiber and glass-fiber composite products headquartered in the Zibo High-tech Industrial Development Zone in Shandong province. The company was founded in 2010 and has positioned itself in the industrial composites market around lightweight, high-stiffness components such as carbon-fiber drive shafts, rollers, telescopic poles, rotor sleeves, and related custom composite parts.
Within the plastics and advanced materials ecosystem, Langda represents a specialized composites processor rather than a commodity polymer producer: its business centers on engineered fiber-reinforced products for equipment makers in sectors such as papermaking, printing, textiles, new-energy vehicles, robotics, and high-end machinery. Company materials also emphasize patent-driven product development, export activity, and collaboration with universities and research institutions, especially Wuhan University of Technology.
History and Development
Langda traces its origins to September 2010, when it was established in Zibo’s high-tech district. Company profiles describe an initial focus on carbon-fiber tubes, rollers, shafts, and related fittings, supported by in-house research and development.
A second development milestone was the company’s accumulation of intellectual property and technical credentials, including multiple patents and quality-system certification, which company and local-government materials link to its transition from a small composites producer to a more specialized industrial supplier. The company has also been recognized in provincial and municipal industrial directories, including as a “Shining Niche” enterprise on the China Plas online exhibitor profile and as part of Shandong’s cultivated new-materials enterprise lists.
A third milestone is its broader commercialization footprint, including overseas branches and export-oriented positioning. Company materials describe offices in Shanghai, Guangzhou, Mannheim, and Los Angeles, indicating an ambition to serve both domestic manufacturing customers and foreign markets.
Business Operations and Segments
Langda’s core business is the design, production, and sale of carbon-fiber and glass-fiber composite components. Its published product scope includes:
- Carbon-fiber drive shafts
- Carbon-fiber rollers
- Carbon-fiber telescopic rods and poles
- Carbon-fiber rotor sleeves
- Custom composite tubular parts and fittings
The company has also described itself as a supplier of customized composite solutions for industrial equipment makers, with applications spanning machinery platforms that require low weight, high stiffness, and corrosion resistance. Its business profile on China Plas identifies the enterprise under a niche-company certification, reinforcing its specialization in a narrower segment of the composites market rather than mass plastics processing.
Products and Technologies
Langda’s product portfolio is centered on fiber-reinforced polymer composites, especially carbon-fiber components manufactured through processes such as filament winding and related tube-and-shaft forming methods. Company materials state that it has introduced complete sets of piping winding forming and shaft/roller processing equipment to support multi-specification production.
Notable product lines include:
- Carbon-fiber tubes and telescopic poles, used where low mass and rigidity are important.
- High-speed guide rollers and reeling rollers, aimed at precision equipment and continuous-process machinery.
- Carbon-fiber printing-machine rollers, including single-cantilever designs.
- Magnetic-suspension motor rotor reinforced sleeves and high-speed motor rotor protection sleeves, reflecting applications in rotating equipment.
- Mirror-surface carbon-fiber rollers, which company and exhibition materials describe as precision components with high surface quality and reduced weight relative to metal rollers.
Technical descriptions published for exhibition and industry events indicate that some Langda rollers are made through advanced winding, high-temperature curing, and precision machining, with surface flatness and roughness targets suited to demanding equipment environments. In the paper, film, textile, and printing industries, such components are valued because composites can reduce inertia and improve operating stability compared with metal alternatives.
Applications and End Markets
Langda’s customer base spans several industrial sectors that use composite parts for performance, durability, and weight reduction.
- Papermaking equipment: rollers and shaft components for high-speed paper and membrane production lines.
- Printing equipment: carbon-fiber rollers and related precision parts.
- Textile machinery: composite rollers and machine components used in web-handling and continuous processing.
- New-energy vehicles: related industrial supply activity, including composite parts linked to electric-vehicle manufacturing ecosystems.
- Robotics and automation: lightweight arms and structural components for robotic systems.
- High-end machine tools and industrial equipment: shafts, rollers, and customized structural parts.
Company and trade listings also associate Langda with sporting goods, telescopic poles, and outdoor equipment such as ski poles, hiking poles, and fishing rods, indicating a secondary market in consumer and recreational composites.
Global Presence and Market Position
Langda presents itself as an export-oriented manufacturer with both domestic and international reach. Company materials describe branches or offices in Germany and the United States, along with sales coverage in Chinese industrial centers.
In market-position terms, the company appears in publicly circulated materials as a specialized supplier with a strong domestic niche in carbon-fiber rollers and shafts, particularly for textile, papermaking, and membrane-production equipment. One industry profile states that its products are supplied to leading equipment makers and that its domestic market presence in selected composite-component categories is substantial. China Plas lists the firm as a “Shining Niche” company, which is consistent with a specialized industrial supplier profile.
Sustainability and Environmental Initiatives
Langda’s published company materials emphasize lightweight composite solutions that can substitute for heavier metal parts in industrial equipment. In practical terms, this can contribute to reduced moving mass and lower energy demand in rotating or reciprocating machinery, although the company’s public materials do not frame these outcomes as quantified environmental performance claims.
The firm’s broader materials also present composites as long-life industrial products designed for durability and stable performance in demanding environments. It has participated in provincial and municipal industry programs related to advanced materials development, which situates it within China’s wider push toward higher-value industrial materials.
Financial Performance and Economic Impact
Publicly available materials identify Langda as a manufacturing enterprise with a reported workforce ranging from roughly 80 to 135 employees in different profiles and an annual output described as millions of pieces. One government-linked profile states annual production of 6 million items, while another company source references 500 million-piece capacity in a project description; these figures should be read carefully because they appear in different contexts and may reflect different product counts or reporting periods.
The company has also appeared in local industrial support lists and new-materials cultivation programs in Shandong, indicating economic relevance within Zibo’s advanced materials sector. Trade-data aggregators report export activity, though on a small recorded scale in the available shipment data.
Corporate Governance
Company and third-party profiles identify Liu Peng as the legal representative and principal shareholder in registry-level summaries. The business is organized around administrative, technical, financial, domestic sales, international marketing, and production functions, suggesting a conventional privately held industrial structure. Public profiles also note patents, quality certification, and export-import operating rights, which together point to a governance model built around compliance, technical development, and overseas sales execution.
Innovations and Future Outlook
Langda’s innovation profile is anchored in patented composite structures, custom winding and machining capability, and application-specific product development for industrial equipment markets. The company has continued to expand its patent base, including recent filings such as a 2025 application for a variable-diameter fiber punching positioning device.
Its future development appears tied to three broader industry trends: the substitution of metals with lightweight composites, the demand for precision rollers and shafts in high-speed production equipment, and the localization of advanced materials supply chains in China. In that context, Langda’s technical focus on rollers, shafts, and tubular components positions it to serve manufacturers seeking stiffness, dimensional stability, and corrosion resistance in demanding operating environments.
References
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CPS+ eMarketplace. (n.d.). ZIBO LANGDA COMPOSITE TECHNOLOGY CO., LTD.ZIBO LANGDA COMPOSITE TECHNOLOGY CO., LTD.. CPS+ eMarketplace. https://www.chinaplasonline.com/eMarketplace/ExhibitorInfo?CompId=1031239Link