This page is not the official website. Generated by AI, does not constitute any advice. If needed, please click here to visit the corresponding official website.

Professional Fastener Manufacturer Since 1994

As custom zinc plating fasteners manufacturers and OEM/ODM machine screws suppliers in China, Haiyan Xinglong Fastener Co., Ltd. specializes in the production of various screws and bolts including DIN603, 84, 85, 7985, 963, 965, 966, DIN 933, 931, and more.

8000+
M² Floor Area
100+
Employees
100+
Machines
10,000
Ton Annual Output

About XL Fasteners

27+

Years of Professional Manufacturing Excellence

Haiyan Xinglong Fastener Co., Ltd. was established in 1994 as a professional manufacturer of fastener products and a self-operated import and export enterprise approved by the Ministry of Foreign Trade. Located in the Haiyan Qinshan Economic Development Zone on the north shore of Hangzhou Bay, our strategic position offers excellent transportation access—110 km north of Shanghai and 82 km south of Hangzhou.

Our facility spans 8,000 square meters with over 5,000 square meters of building area and employs more than 100 skilled workers. We have invested heavily in advanced technology, equipment upgrades, workshop expansion, and environmental improvements to ensure top-tier production capabilities.

DIN Certified OEM/ODM Services Export Approved
Factory Interior
1994
Founded

Our Products

We specialize in manufacturing a wide range of high-quality fasteners for industrial, construction, and mechanical applications.

Carriage Bolts

Carriage Bolts

  • Diameter: M5–M20
  • Thread Length: 4–300mm
  • Grade: 4.8, 6.8, 8.8, 10.9, 12.9
  • Material: Carbon Steel
  • Surface: Plated (White, Blue, Yellow, Black), HDG
Hexagon Bolts

Hexagon Bolts

  • Diameter: M5–M20
  • Thread Length: 4–300mm
  • Grade: 4.8, 6.8, 8.8, 10.9, 12.9
  • Material: Carbon Steel
  • Surface: Plated, HDG, Custom
Roofing Bolts

Roofing Bolts

  • Diameter: M2–M12
  • Thread Length: 4–200mm
  • Grade: 4.8, 6.8, 8.8, 10.9
  • Material: Carbon Steel
  • Surface: Zinc Plated, HDG
Pan Head Machine Screw

Pan Head Machine Screws

  • Diameter: M2–M12
  • Thread Length: 4–200mm
  • Grade: 4.8, 6.8, 8.8
  • Material: Carbon Steel
  • Surface: Blue/Yellow/Black Plated
Countersunk Flat Head

Countersunk Flat Head Screws

  • Diameter: M2–M12
  • Thread Length: 4–200mm
  • Grade: 4.8, 6.8, 8.8
  • Material: Carbon Steel
  • Surface: Zinc Plated Options
Round Head Machine Screws

Round Head Machine Screws

  • Diameter: M2–M12
  • Thread Length: 4–200mm
  • Grade: 4.8, 6.8, 8.8
  • Material: Carbon Steel
  • Surface: Plated, Plain, HDG
Cheese Head Machine Screws

Cheese Head Machine Screws

  • Diameter: M2–M12
  • Thread Length: 4–200mm
  • Grade: 4.8, 6.8, 8.8
  • Material: Carbon Steel
  • Surface: Custom Plating Available
Hexagon Head Wood Screws

Hexagon Head Wood Screws

  • Diameter: M2–M12
  • Thread Length: 4–200mm
  • Grade: 4.8, 6.8
  • Material: Carbon Steel
  • Surface: Zinc Plated, Black Oxide
Non-standard Bolt

Non-standard Bolts

  • Custom Sizes & Designs
  • Material: Carbon Steel, Alloy
  • Grade: 4.8 to 12.9
  • Surface: As per requirement
  • OEM/ODM Supported
Machine Screws

Custom Machine Screws

  • DIN Standards: 603, 84, 85, 7985, 933, 931, 963, 965, 966
  • Material: Carbon Steel
  • Surface: Zinc Plated (Various Colors)
  • Packing: Bulk, Small Box, Custom

Why Choose XL Fasteners

27+ Years Experience

Established in 1994, we bring decades of expertise in fastener manufacturing and international export.

Quality Assurance

Strict quality control processes and adherence to DIN standards ensure reliable, durable products.

Advanced Equipment

Over 100 cold forging machines and modern production lines for consistent precision.

Global Export

Self-operated import/export license enables seamless international trade and logistics.

Custom Solutions

OEM/ODM services available for non-standard bolts and specialized fastener requirements.

Efficient Delivery

Strategic location near Shanghai and Hangzhou ensures fast and cost-effective shipping.

Frequently Asked Questions

What standards do your fasteners comply with?

Our products meet various DIN standards including DIN603, 84, 85, 7985, 933, 931, 963, 965, and 966. We also support custom specifications.

Do you offer OEM/ODM services?

Yes, we specialize in OEM and ODM manufacturing for machine screws and non-standard bolts according to client drawings and requirements.

What surface treatments are available?

We offer plain, white & blue zinc plating, yellow plating, black plating, hot-dip galvanizing (HDG), and other customer-requested finishes.

What is your minimum order quantity (MOQ)?

MOQ varies by product type and customization level. Please contact us for specific details based on your requirements.

How do you ensure product quality?

We implement strict quality control at every stage—from raw material inspection to final product testing—using advanced equipment and experienced technicians.

Get in Touch

Have questions about our fasteners or need a custom quote? Contact our team today for professional support.

Location

No.3, Third Jincheng RD, Qinshan Town, Haiyan City, Zhejiang, China

Phone

+86 573-86582318

+86-18857388306

+86-18857388302

Email

hyxl@xlfasteners.com

amanda@xlfasteners.com

apple@xlfasteners.com

Fax

+86-573-86582333

Visit Our Official Website

For detailed product catalogs, technical specifications, and to submit inquiries directly, please visit our official website.

Visit Official Website

Note: For security and accuracy, we direct all inquiries through our official platform.

Notice for Buyers: If you are a buyer, the above information is generated by AI collection and does not constitute any advice. If necessary, please visit the corresponding official website.

For Domain Owners: If you are the domain owner and do not want to be included by fobcompany.info, please contact support@fobcompany.info via your corporate email to cancel. We will cancel your inclusion within 3 business days.

如果您是域名所有者 不想被fobcompany.info收录 请用企业邮箱联系support@fobcompany.info 取消收录 我们将在3个工作日取消您的收录

Service Request: If you are other domain and want to be included, please contact support@fobcompany.info

如果您是其他域名合作 也请联系support@fobcompany.info