What J Long Hardware Abrasive Co. does

J Long Hardware Abrasive Co., Ltd. (廊坊菊龙五金磨具有限公司) is a privately held Chinese manufacturer of resin-bonded cutting and grinding wheels, founded on October 30, 1984 jointly by the Chinese Academy of Sciences (CAS) and Mr. Wenbo Du in Dacheng, Hebei Province. The company operates from multiple facilities including the original 58,000 sq.m Hebei headquarters, a Zhongshan (Guangdong) factory opened in 2014, and a 58,000 sq.m Tianjin facility opened in 2020 with constant temperature and humidity control. Production capacity reaches approximately 500,000 pieces per day across all sizes.

The product portfolio centers on resin-bonded abrasive wheels with fiberglass net reinforcement (BF technology), including cutting and grinding wheels for metal, stainless steel (INOX), stone, non-ferrous metals, and railway tracks, plus flap discs, fiber discs, diamond blades, and sanding belts. All products carry MPA Hannover (Germany) certification, EN12413 European compliance, ANSI US compliance, GB China compliance, and global product liability insurance since 2008. Three brand identities operate in parallel: ROBTEC for international markets (exported to 40+ countries, with trademarks registered in Germany 2018 and Great Britain 2019), and Sanlu (well-known trademark of Hebei) and Jinxi (China famous trademark) for domestic Chinese distribution across all 32 provinces. Ranked among the Top 10 Abrasive Wheel Manufacturers in China by the China Abrasives Association (2007) and Best Enterprise in the Abrasive Industry Top 20 (2017).

The business model operates on three tracks: (1) OEM/private-label manufacturing for Fortune Global 500 companies and leading international brands, with some relationships exceeding 20 years and operating across 130+ countries; (2) ROBTEC branded international distribution through sole agents, a USA warehouse, and direct export with MOQ of 500 pieces for branded orders; (3) domestic Chinese distribution of Sanlu and Jinxi brands through provincial branch coverage. Pricing is quote-based, with OEM MOQs tiered by diameter (6,000 pieces for 100-125mm, 4,000 pieces for 150-230mm, 2,000 pieces for 300-400mm), 30% TT deposit with balance on BL copy, and 30-45 day lead times. Go-to-market combines direct sales, international trade shows (Canton Fair, Cologne, Shanghai), and certified Alibaba marketplace presence. Headcount stands at approximately 500 employees with reported registered capital of USD 50 million.

Name

J Long Hardware Abrasive Co.

Legal name

廊坊菊龙五金磨具有限公司

Website

https://en.jlonggroup.com

Company type

Private

Founded year

1984

Operating status

Operating

Headcount range

501–1,000 employees

Ownership category

akta.pro rank

Headquarters

HQ city

Hebei

HQ country

China

HQ region

Asia

Offices5 records

Markets served

GTM type

B2B

Offering type

Hardware or Manufacturing

Cost components

Supply Chain, Personnel, Operations, Infrastructure, Marketing or Sales, Technology or R&D

Revenue model

1. Own Brand Sales (ROBTEC, Sanlu, Jinxi): Sale of J Long's proprietary branded abrasive products. ROBTEC targets the international professional and industrial market; Sanlu and Jinxi serve the domestic Chinese market. The company distributes through its own branches, international agents, and Alibaba e-commerce platform.
2. OEM/Private Label Manufacturing: Custom manufacturing under customer brand names. Among OEM customers are Fortune Global 500 companies and leading brands. Some OEM customers have been with J Long for over 20 years. MOQ for OEM: diameter 100-125mm requires 6,000pcs; 150-230mm requires 4,000pcs; 300-400mm requires 2,000pcs.
3. International Distribution & Agent Sales: Products exported to Europe, America, Middle East, Southeast Asia and other foreign markets. USA and Europe are the two major markets. ROBTEC products entered over 30 countries by 2017, expanding to over 40 countries by 2019. Sole agents established in key markets such as Egypt.
4. Domestic Distribution (China): After entering the domestic Chinese market in 2008, the company established domestic distribution branches covering all 32 provinces of mainland China for Sanlu and Jinxi brands.

Pricing tiers

Go-to-market motion3 records

Distribution channels5 records

Marketing channels6 records

Core offering

J Long Hardware Abrasive Co. manufactures and sells resin-bonded cutting and grinding wheels (abrasive wheels) with fiberglass net reinforcement. The product range includes cutting and grinding wheels for metal, stainless steel (Inox), stone, non-ferrous metals, and railway track applications, along with flap discs, fiber discs, diamond blades, and sanding belts. The company sells under three brands: ROBTEC for international markets, plus Sanlu and Jinxi for the domestic Chinese market, and offers OEM/private-label manufacturing alongside branded distribution.

Product overview

J Long Hardware Abrasive Co. is one of China's oldest abrasive wheel manufacturers (established 1984), producing a comprehensive portfolio of cutting and grinding tools. The product ecosystem centers on three main brands: ROBTEC for international markets and two domestic sub-brands (Sanlu and Jinxi). The core offering comprises Resin Bonded Abrasive Wheels—the main product line including cutting wheels and grinding wheels for metal, stainless steel (Inox), stone, non-ferrous metals, and railway track applications—complemented by flap discs, fiber discs, diamond blades, and sanding belts. All products feature synthetic resin bonded with fiberglass net reinforcement (BF) and are certified to international standards including MPA, EN12413, ISO9001, ANSI, and GB.

Differentiator

Problem solved

Functional benefit

Brands

• ROBTEC: International brand targeting professional and industrial markets, distributed to over 40 countries worldwide.
• Sanlu
• Jinxi

Products and services

• Resin Bonded Abrasive Wheels Main product category of cutting and grinding wheels made with synthetic resin bonded with fiberglass net reinforcement (BF). Available in sizes 100mm to 400mm diameter, used across metal, stainless steel (Inox), stone, non-ferrous metal, and railway track cutting and grinding applications by professional and industrial users.
• Metal Cutting Wheels Aluminum oxide abrasive cutting wheels for carbon steel and metal applications. Available in T41 and T42 shapes in size ranges 100-150mm, 180-250mm, and 305-400mm with various thicknesses, sold under the ROBTEC international brand and through OEM/private label.
• Inox Cutting Wheels Specialized cutting wheels designed for stainless steel and Inox applications with a contamination-free formula. Suitable for Inox, stainless steel, carbon steel, iron, and universal metal applications. Available in 100-230mm and 230-400mm diameter sizes.
• Stone Cutting Wheels Cutting wheels designed for natural and artificial stone materials. Available in 100-250mm and 305-400mm diameter sizes under the ROBTEC brand and through OEM channels.
• Metal Grinding Wheels Universal metal grinding wheels for carbon steel, iron, and various metal applications with cool grinding properties. Available in 100-150mm and 180-250mm diameter sizes.
• Inox Grinding Wheels Grinding wheels specially formulated for Inox and stainless steel with contamination-free composition. Suitable for Inox, stainless steel, universal metal, carbon steel, and iron. Available in 100-230mm diameter sizes.
• Stone Grinding Discs Grinding discs made with premium silicon carbide grain and BF resin bonding, reinforced with double or triple fiberglass nets. Designed for stone polishing and floor grinding applications. Available in 4-9 inch sizes.
• Railway Track Cutting Wheels Specialized cutting wheels designed for railway track applications. Features include high efficiency, very good lifetime, cool cut, low odour, and suitability for high-power machines. Available in 355mm and 400mm sizes with Germany technology. MPA and EN12413 certified.
• Non-ferrous Metal Cutting Wheels Cutting wheels designed for non-ferrous metal applications, formulated to avoid contamination of softer non-ferrous materials.
• Non-ferrous Metal Grinding Wheels Grinding wheels designed for non-ferrous metal applications, formulated to avoid contamination of softer non-ferrous materials.

Quantifiable outcome

• Production capacity of 500,000 pieces per day across all sizes
• +4 more outcomes

Named customers5 records

Segments4 records

Ideal customer profiles4 records

Technology focussed No

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Feature4 records

Partnerships

Six partnerships are on record, tiered core, foundational and key.

• RTI (USA) - Sino-US Joint VenturecoreStrategic or Co-development Partner · 1 January 2002Formed a Sino-US joint venture with RTI (US) in 2002, further strengthening the company's connection to the US market and enabling technology exchange with American partners.
• China National Machinery Imp. & Exp. Corp. (CMC)coreStrategic or Co-development Partner · 1 January 1988Cooperation with China National Machinery Imp. & Exp. Corp. (CMC) started in 1988, which helped J Long expand its export business and access international markets. This partnership built on the technical foundation from CAS to help establish the company in export markets.
• Chinese Academy of Sciences (CAS)foundationalStrategic or Co-development Partner · 30 October 1984J Long was founded jointly by Chinese Academy of Sciences (CAS) and Mr. Wenbo Du on October 30, 1984, originally called CAS Kewei Factory. CAS provided initial technical support, which enabled the company to develop its early abrasive wheel manufacturing capabilities and eventually export to the USA.
• Fortune Global 500 Companies (Unnamed - Under NDA)coreOEM/ Whitelabel/ Licensing PartnerAmong J Long's OEM customers, there are Fortune Global 500 companies and leading brands in their respective countries. Some of these customers have been with J Long for over 20 years. All require medium to high professional level abrasive products with great cost/performance ratio. Due to confidential agreements, the company cannot reveal their names.
• Egypt Sole AgentkeyChannel Partner/ Reseller/ DistributorROBTEC has four sole agents globally; Egypt is one of them. The quality of Robtec has been widely recognized in the Egyptian market, with multiple container shipments going to Egypt regularly.
• Kenya Sole AgentkeyChannel Partner/ Reseller/ DistributorKenya partner has been a strong supporter of ROBTEC brand in East Africa. The Kenya agent helped Team ROBTEC win the Kenya Rhino Charge off-road competition, demonstrating strong brand engagement.

Scale indicators10 records

Recent moves9 records

Expansion highlights5 records

Direct peers

• Pferd: German manufacturer of cutting, grinding, and finishing tools including resin-bonded wheels. Directly comparable to J Long on product category, OEM/private-label capability, and emphasis on safety-certified industrial abrasives.
• Tyrolit: Austrian premium abrasive specialist (part of Swarovski group historically) serving industrial cutting, grinding, and dressing applications. Comparable in breadth of bonded abrasive portfolio and in serving professional railway, metal, and stone use cases that J Long also targets.
• Norton (Saint-Gobain Abrasives): Saint-Gobain's global abrasive products brand and the worldwide category leader in cutting and grinding wheels. Directly comparable to J Long across the full resin-bonded wheel portfolio for metal, Inox, stone, and specialty applications.
• Klingspor: German family-owned manufacturer of coated abrasives, cutting wheels, and grinding discs with strong industrial and OEM presence in Europe. Comparable to J Long in product range, OEM capability, and mid-to-premium quality positioning.
• Deerfos: South Korean abrasive product manufacturer (coated and bonded abrasives) with global OEM/export footprint. Closest comparable peer to J Long by company size, OEM focus, and Asian manufacturing base targeting international industrial customers.
• Walter Surface Technologies: North American manufacturer of surface treatment solutions including cutting and grinding wheels for metalworking. Comparable to J Long in industrial abrasive wheel manufacturing with strong distribution in the Americas.
• Sait Abrasivi: Italian manufacturer of cutting, grinding, and finishing abrasive products sold globally under the SAIT and Alox brands. Comparable to J Long in product range, OEM capability, and emphasis on European safety standards (EN12413).
• CGW (Camel Grinding Wheels): US-based manufacturer of abrasive grinding and cutting wheels serving industrial and distribution channels. Comparable to J Long as a mid-tier branded abrasive maker competing in North American and international markets with both OEM and own-brand offerings.

Broad incumbents

• Bosch (Power Tools / Accessories): Global power tools and accessories leader that sells abrasive cutting and grinding wheels as part of its broader tool/accessory ecosystem. Comparable to J Long as both a potential OEM partner and competitor for end-user abrasive purchases, particularly in branded retail channels.
• 3M (Abrasive Systems Division): Diversified global industrial conglomerate whose Abrasive Systems division offers cutting and grinding wheels as part of a much broader portfolio. Comparable as a competitor and benchmark for premium brand pricing in J Long's served markets, though much larger and more diversified.

Market position

Strengths5 records

Weaknesses5 records

Competitive moat6 records

Key risks5 records

Key highlights6 records

Customer concentration

• Facebookfacebook.com/Hardwareabrasivewheelsgrindingwheelscuttingwheels
• LinkedInlinkedin.com/company/jlonghardwareabrasiveco.ltd

Compliance12 records

Revenue estimate

Valuation estimate

Number of profiles

Profiles1 record

Subsidiaries2 records

Funding overview

Funding rounds

Investors

Funding detail is available on the Subscription and Enterprise plan.Contact sales →

M&A

Investments

M&A and investment is available on the Subscription and Enterprise plan.Contact sales →

Frequently asked questions about J Long Hardware Abrasive Co.