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Shijiazhuang Longda Diamond Products Co. Ltd
Shijiazhuang Longda Diamond Products Co. Ltd
Ranking:
Supplier Assessment:
Country / Region:
China
Business Type:
Manufacturer, Exporter, Online Seller
Years with Global Sources:
1 year
Export Markets:
Asia, Central/South America, Eastern Europe, Mid East/Africa, North America, Western Europe
Main Products: diamond saw blade cutting disc, circular saw blade, china OEM diamond tools, diamond core drill bits, manufacturer diamond tools, diamond cup wheels, diamond cutting disc for tiles ceramic porcelain, metal cutting disc, road concrete asphalt saw blades, Diamond Saw Blade for Cutting Marble Granite Tile
1 year
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Company Profile
Company Overview
Diamond Tools Factory Established in 2002
Monthly capacity of 500k pcs|OEM/ODM services available|
26 Years of Professional Manufacturing
LONGDA TOOLS is a professional manufacturer with over 26 years of experience, specializing in diamond saw blades, grinding wheels, and core drill bits. Our products are widely used in concrete, stone, and construction applications.
8,666sqm Factory with Advanced Technology
Our factory covers an area of 8,666 square meters and is equipped with complete production lines. We utilize advanced technologies such as laser welding and hot pressing to ensure stable product structure, high efficiency, and reliable performance.
High Capacity and Fast Delivery
With a monthly production capacity of over 500,000 pieces, we ensure a stable supply for bulk orders. Our efficient production system enables fast delivery within 15 days, helping customers reduce lead time.
Stable Quality and Long Lifespan
We implement strict quality control throughout the entire production process. Our diamond tools feature fast cutting, high durability, and long service life, helping customers reduce overall costs.
OEM/ODM, Domestic Supply, and UV Printing
We provide OEM and ODM services for global customers, while also supplying products to domestic trading companies and power tool manufacturers. In addition, our advanced UV printing technology offers vibrant colors, strong adhesion, and fade resistance, enhancing product appearance and brand value.
Global Experience and Reliable Service
Our products are exported to over 50 countries. With a professional sales and technical team, we offer fast response, clear communication, and dependable after-sales support for long-term cooperation.
Basic Information
Total Capitalization
US$3,000,000 to 3,999,999
Year Established
2002
Total Employees
20 to 29
Company Certificate
NA
Product Certificate
NA
Business Type
Trading Capabilities
Total Annual Sales
US$50,000 to 99,000
Export Percentage
35 percent to 39 percent
OEM Service
Yes
Small Orders Accepted
Yes
Brand Names
NA
Payment Terms
NA
Main Competitive Advantages
Buyer's Specifications Accepted, Experienced R&D Department, Large Product Line, OBM (Own Branding & Manufacturing), ODM (Original Designing & Manufacturing), OEM Capability, Production Capacity, Reliability, Reputation
Other Competitive Advantages
NA
Major Customer
NA
Export Markets
Business Registration Details
Registered Company
石家庄隆达金刚石制品有限公司
Registration Number
911301247401559992
Company Registration Address
石家庄市栾城区窦妪工业区107国道东侧
* In China, company names and addresses are registered in Chinese only.
Production Capacity
Factory Information
Factory Size
9000 Square Metre
No. of Production Lines
NA
Number of Production Staff
20 to 29
Number of QC Staff
1 to 4
Year Established
2002
Number of R & D Staff
1 to 4
Address
107 East National Road, Douyu Industrial Area, Shijiazhuang, Hebei, China
Other Production Capacity
Materials/Components Used
Our company's primary raw materials and components include matrices, diamonds, and other auxiliary materials. The diamonds are supplied by Huanghe Group, the industry's leading supplier and the largest diamond provider in China, known for its consistent and reliable quality. The matrix materials are sourced from well-established, reputable large-scale suppliers, while all other raw materials are procured from long-term partner factories with stable production capabilities. Through a rigorous supply chain management system, we ensure that every batch of raw materials meets high-quality standards.
Machinery/Production Process
Our company is equipped with advanced diamond tool machinery, covering batching, mixing, pressing, sintering, welding, grinding, polishing, and inspection. Key equipment includes automatic batching systems, high-precision cold pressing machines, hot-pressing sintering furnaces, high-frequency welders, CNC grinding centers, and non-destructive testers.
We strictly follow standardized procedures: precise batching and mixing, cold or hot pressing, high-temperature sintering for metallurgical bonding, then welding, grinding, and polishing. Final inspection ensures product compliance.
Site Advantages
Our company is located in Shijiazhuang, the capital of Hebei Province, enjoying a strategic location with convenient access to major expressways. It is only a one-hour high-speed rail ride and about a three-hour drive from Beijing. The Port of Tianjin is roughly 370 km away, and the Port of Qingdao is approximately 600 km from our premises.
This prime location significantly reduces logistics costs and enhances distribution efficiency, allowing us to respond promptly to both domestic and international market demands.
Capacity to fill your orders
Our company has an annual production capacity of several million sets of diamond tools, with a stable monthly output of 500,000 pieces. We possess full-chain manufacturing capabilities from raw material processing to finished product delivery. Our main production lines cover matrix processing, diamond sintering, high-frequency welding, surface treatment, and precision inspection, enabling mass production of various specifications and models.
Quality Control
Other Quality Control
Description of Quality Control/Technical Support Department
We implement full-process quality control from pressing to final packaging. Every production stage is monitored by dedicated inspectors, with complete documentation to ensure full traceability. For large saw blades, each segment undergoes individual welding strength testing to guarantee reliable performance.
Our technical team adapts product formulations based on market demands in different countries and regions, and develops new products tailored to customer needs. We strive to respond quickly and deliver solutions that meet diverse requirements, continually enhancing customer satisfaction.
Quality Control Procedures
Pressing & Sintering: Precisely control gram weight for firm matrix-powder bonding. During hot pressing, strictly monitor furnace temperature and pressure, maintaining constant heat for stable quality.
Post-Firing Inspection: Thoroughly check product thickness, segment formation, and matrix hole diameter.
Performance Testing: Verify quality via cutting videos and test data.
Polishing & Painting: Mechanically control polishing speed; match colors per customer Pantone numbers for painting and UV printing.
Packaging & Delivery: Customize packaging per client requirements and strictly adhere to delivery.
Origin of Materials and Components
Our core materials, including matrices and diamonds, are sourced from leading domestic manufacturers, ensuring stable quality & reliability.
Additional Information about the Quality Control Process
Our company strictly adheres to the ISO 9001 quality management system, ensuring that every stage from R&D and production to delivery follows established procedures and is fully documented. In addition, we can provide relevant certifications, such as MPA, upon customer request.
R&D Capabilities
Other R&D Capabilities
Machinery and Equipment Used
Press Forming Equipment
Marble Cutting Machines
Patents and Copyrights
We have over 20 registered domestic brands, and our products are protected by patented appearance designs.
Awards and Other Recognitions
MPA, ISO 9001
Location of Facilities
107 East National Road, Douyu Industrial Area, Shijiazhuang City, Hebei 051430, China
Procedures and Practices
Our R&D department continuously drives innovation and has achieved several technical breakthroughs:
Road Cutting Blades: 350mm industrial-grade blades achieve a cutting life of 1,500+ meters.
Sandstone Blades: Specifically developed for sandstone characteristics in the Indian market, our 110mm blades deliver a service life exceeding 260 meters.
Ceramic Blades: Capable of achieving completely chip-free cutting, meeting high-precision processing requirements.
Ring Blades: Optimized matrix thickness design and segment welding technology ensure superior bond strength and enhanced operational stability.
Business Registration Profile
by Addcredit
The supplier information below has been obtained from relevant government agencies in the supplier's country and is subject to change without prior notice. Business Registration Profile verification procedures were conducted by Addcredit, a third-party credit agency
Read DisclaimerRegistered Address
East of National Road 107, Douyu Industrial Zone, Luancheng District, Shijiazhuang
Incorporation Date
2002/06/09
Legal Form
Limited liability company (natural person-funded or -controlled)
Company Status
Live
Registration Agency
Market Supervision Administration of Luancheng District
Registration No.
911301247401559992
Authorized Capital
RMB2,000,000
Paid-Up Capital
NA
Import & Export License
Yes
Legal Representative
WANG Jianhui
Business Scope
Production, sales of diamond tool, engaged in the import and export business of the enterprise's products (except for the import and export commodities under state control and prohibited by the state)
Business Permit Expiry
Shareholders
JIA Lige;WANG Jianhui
Codes Of Conduct
Equal Employment Opportunity/Non-discrimination
We believe that all terms and conditions of employment should be based on an individual's ability to do the job and not on the basis of personal characteristics or beliefs. We provide employees with a working environment free of discrimination, harassment, intimidation or coercion relating directly or indirectly to race, religion, sexual orientation, political opinion or disability.
Policy on Forced Labour
We do not use any prison, slave, indentured, or forced labor in the manufacture of any of our products.
Policy on Child Labour
We do not utilize child labor in the production of any product. We do not employ any person under the age of 15 (or 14 where local law allows), or the age at which compulsory schooling has ended, whichever is greater.
Policy on Hours of Labour
We maintain reasonable employee work hours based on the limits on regular and overtime hours allowed by local law, or where local law does not limit the hours of work, the regular work week. Overtime, when necessary, is fully compensated according to local law, or at a rate at least equal to the regular hourly compensation rate if there is no legally prescribed premium rate. Employees are permitted reasonable days off (at least one day off in every seven-day period) and leave
privileges.
privileges.
Policy on Coercion and Harassment
We acknowledge the value of our staff and treat each employee with dignity and respect. We do not use cruel and unusual disciplinary practices such as threats of violence or other forms of physical, sexual, psychological or verbal harassment or abuse.
Policy on Compensation
We fairly compensate our employees by complying with all applicable laws, including minimum wage laws, or the prevailing local industry wage, whichever is higher.
Policy on Health and Safety
We maintain a safe, clean and healthy environment in compliance with all applicable laws and regulations. We provide adequate medical facilities, clean restrooms, reasonable access to potable water, well-lit and ventilated workstations, and protection from hazardous materials or conditions. The same standards of health and safety are applied to any housing we provide for our employees.
Policy on Concern for the Environment
We believe it is our duty to protect the environment, and we do this by complying with all applicable environmental laws and regulations.
Policy on Sensitive Transactions
It is our policy to prohibit employees from entering into sensitive transactions -business dealings generally considered to be either illegal, immoral, unethical or to reflect adversely on the integrity of the Company. These transactions usually come in the form of bribes, kickbacks, gifts of significant value or payoffs made to favorably influence some decision affecting a company's business or for the personal gain of an individual.
Policy on Commercial Bribery
We prohibit employees from receiving, directly or indirectly, anything of value in return for using or agreeing to use his or her position for the benefit of that other person. Similarly, commercial bribes, kickbacks, gratuities and other payoffs and benefits paid to any customer are prohibited. However, this does not include expenditures of a reasonable amount for meals and entertainment of customers if they are otherwise lawful, and should be included on expense reports and approved under standard Company procedures.
Accounting Controls, Procedures and Records
We accurately keep books and records of all transactions and the dispositions of our assets as required by law, as well as maintain a system of internal accounting controls to ensure the reliability and adequacy of our books and records. We ensure only transactions with proper management approval are accounted for in our books and records.
Use and Disclosure of Inside Information
We strictly prohibit the disclosure of material inside information to persons within the company whose positions deny access to such information. Inside information is any data that has not been publicly disclosed.
Confidential or Proprietary Information
We take extra care to keep our customers' trust and confidence in us. Thus, we prohibit employees from disclosing confidential or proprietary information outside the Company that could be harmful to our clients, or to the Company itself. Such information may only be shared with other employees on a need-to-know basis.
Policy on Conflicts of Interest
We designed our policy to eliminate conflicts between the interests of employees and the Company. Since it is difficult to define what constitutes a conflict of interest, employees should be sensitive to situations that could raise questions of potential or apparent conflicts between personal interests and the Company's interests. Personal use of Company property or obtaining Company services for personal benefit may constitute a conflict of interest.
Policy on Fraud and Similar Irregularities
We strictly prohibit any fraudulent activity that might injure our customers and suppliers, as well as the Company. We follow certain procedures concerning the recognition, reporting, and investigation of any such activity.
Policy on Monitoring
We adopt a third-party monitoring program to confirm the Company's compliance with this Code of Conduct. Monitoring activities may include announced and unannounced on-site factory inspections, review of books and records relating to employment matters, and private interviews with employees.
Policy on Inspection and Certification
We designate one or more of our officers to inspect and certify that the company's Code of Conduct is being observed. Records of this certification shall be accessible to our employees, agents, or third parties upon request.
Services and Support
Sample Policy
We offer complimentary product samples upon request. To ensure timely and positive handling of sample applications, we kindly request that interested parties provide comprehensive buyer background information for our assessment.
Guarantee
We guarantee our products are free from manufacturer defects. Liability under this warranty is limited to the replacement of any product found to be defective under normal use.
Export/Import Support
We are dedicated to providing outstanding service, particularly in addressing any inquiries related to the export of our products to your region. We welcome you to reach out to us at your convenience.
After Sales Services
Our customer service team is composed of seasoned product specialists, ready to assist you with any inquiries 7 days a week, operating from 9:00 am to 5:00 am (next day). We look forward to hearing from you!
Customer Service e-mail
hatti@longdablade.com
Newsroom
Showcasing at International Exhibitions Expanding Global Markets
Recently, our company participated in the Global Sources Exhibition, Brazil Building Expo, and Thailand Building Materials Expo, showcasing our latest diamond tools and attracting strong interest from overseas customers.
Our sales and technical teams engaged with clients, explored regional market needs, and held discussions on product customization, specifications, and collaboration models, reaching multiple preliminary cooperation agreements.
Meanwhile, our management visited key local clients for face-to-face talks on long-term cooperation and after-sales service, further strengthening mutual trust and paving the way for deeper global market expansion.
Our sales and technical teams engaged with clients, explored regional market needs, and held discussions on product customization, specifications, and collaboration models, reaching multiple preliminary cooperation agreements.
Meanwhile, our management visited key local clients for face-to-face talks on long-term cooperation and after-sales service, further strengthening mutual trust and paving the way for deeper global market expansion.
Management
Mission Satement
Founded in 2002, our company adheres to the principles of continuous improvement and standardized management. We hold regular monthly management meetings to review production and operations, plan key tasks for the upcoming period, and ensure efficient coordination across all departments.
We are committed not only to strengthening our presence in the domestic market but also to expanding globally, striving to become a factory trusted and preferred by customers both at home and abroad, earning wide recognition through superior products and services.
We are committed not only to strengthening our presence in the domestic market but also to expanding globally, striving to become a factory trusted and preferred by customers both at home and abroad, earning wide recognition through superior products and services.
Contact Person
Ms.Liu, Hatti
Job Title
Export Manager
Trading Services
Trading Activities
Our company has been engaged in export trade for over a decade, successfully conducting import and export activities with global suppliers and buyers. We have established long-term and stable partnerships with numerous customers, with most of them having cooperated with us for more than 5 years, a strong testament to their trust and recognition of our products and services.
Product Range
Diamond Saw Blades
Diamond Grinding Wheels
Diamond Cutting Disc
Diamond Core Drilling Bits
Diamond Grinding Head
Ring Saw Blade
Concrete Circular Saw Blade
Asphalt Saw Blade
Granite Saw Blade
Marble Cutting Disc
Tiles Saw Blade
Diamond Grinding Wheels
Diamond Cutting Disc
Diamond Core Drilling Bits
Diamond Grinding Head
Ring Saw Blade
Concrete Circular Saw Blade
Asphalt Saw Blade
Granite Saw Blade
Marble Cutting Disc
Tiles Saw Blade
Supply Chain Elements
The core objective of our Supply Chain Management is to achieve a competitive edge through close collaboration with our supply base, aiming to not only meet but exceed customer needs. Our practices include a rigorous supplier evaluation process carried out by commodity teams, designed to identify and qualify suppliers for long-term alliance relationships.
Capital Financing Terms for Buyers
T/T
OEM Services
We provide OEM service to all buyers around the world. Any design and requirement from buyers will be welcomed.
Quality Control Measures
Our product testing procedures are subject to rigorous monitoring to guarantee the highest quality for our clients. We conduct thorough inspections at every stage of production, from incoming raw materials through to finished goods.
Product Inspection and Documentation Policies
Our Quality Control team strictly checks the specifications of the products before delivery to any buyer.
Product Shipping Terms for Buyers
All relevant taxes and shipping costs are to be shouldered by the buyer.
Minimum Order and Delivery Terms
OEM Orders: A minimum order of 5,000 pieces for each product and a delivery time of 15 days.
Staff and Management Structure
Our management team collaborates closely with all staff to ensure the development of high-quality products.
Staff Verbal and Written Communication Skills
All our staff are capable of effective and professional communication in both written and spoken English and Cantonese.
Major Brands Traded
LONGDA TOOLS, CHUANQI, HONGXIANG, BLACKBROTHERS
Key Areas of Expertise
Longda Tools combines professional expertise in trading, analysis, and technology with our new-generation management platform, delivering strong market insights, trading skills, and tech power.
OEM/ODM
Factory OEM/ODM Capabilities
Our professional staff and state-of-the-art equipment allow us to have the capability to design and manufacture a wide range of new items according to the buyer's requirements. Our ability to provide buyer labels and design services for our clients makes us an attractive choice.
Number of Production Lines
3
Factory Size
9000.0 Square Metre
Number of QC Staff
1 to 4
Number of Production Staff
20 to 29
Number of R & D Staff
1 to 4
Years of OEM/ODM Experience
26
Design Services Offered
Customized designs are available. We can design according to customer drawings or samples.
Buyer Labels Offered
Buyer labels are offered and accepted. We can provide the printed labels, labeling and packaging materials, including printed carton, container label and package inserts, used by the buyer and bearing the buyer's name for each product.
Materials/Components Used
Our core materials, including matrices and diamonds, are sourced from leading domestic manufacturers, ensuring stable quality and reliable supply through long-term partnerships.
Machinery and Equipment Used
Our equipment includes UV printers, laminating machines, cardboard capping machines, and other auxiliary devices.
Monthly Capacity
500,000 to 599,999 Pieces
Monthly Output
450,000 to 499,999 Pieces
Minimum Order
100 to 199 Pieces
Major Markets Served
Eastern Europe, Asia, Western Europe, Mid East/Africa, Central/South America
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