Custom Fasteners & CNC Machined Parts Manufacturer Since 1982

Lucky sunflower international limited
Shenlong fastener components factory

“Custom Fasteners & CNC Machined Parts Manufacturer Since 1982 in China”

Over 40 Years of Custom Fastener& CNC Machined Parts Manufacturing Experience

Explore Our Fastener Manufacturing Capability

Established in 1982, Shenlong Fastener Components Factory has over 40 years of experience in manufacturing custom fasteners and precision metal components. Founded in 2011, Lucky Sunflower International Limited provides international sales, export communication, documentation, packaging and shipment support.
We specialize in custom screws, bolts, nuts, rivets, washers, springs, CNC machined parts, cold heading parts, stamping parts and other non-standard metal components. Our products are widely used in automotive, furniture hardware, door locks, machinery, marine, electronics, electrical equipment, outdoor construction and industrial assembly.
We support OEM and ODM projects based on customer drawings, samples or specific application requirements, including custom materials, sizes, threads, head types, surface treatments, packaging and branding.

Learn More

Custom Fasteners & CNC Machining Parts

CNC Machined Components

Precision CNC machined parts produced through turning and milling processes, delivering tight tolerances for automotive, machinery and industrial equipment applications.

Custom Fasteners

shoulder screws, lock screw,combined fasteners and special-shaped bolts for door locks, security hardware, industrial enclosures and mechanical equipment.

Standard Fasteners

Manufacturing standard and custom screws, bolts and nuts in carbon steel, stainless steel and alloy steel for industrial, construction and OEM applications worldwide.

Special Material Fasteners

High-performance fasteners manufactured from stainless steel, titanium, brass, copper and specialty alloys for demanding industrial and corrosion-resistant applications.

Automotive & Industrial Fasteners

Reliable fasteners designed for automotive, agricultural machinery, industrial equipment and heavy-duty manufacturing applications with strict quality requirements.

Springs & Wire Forming Parts

Custom compression springs, extension springs, torsion springs and wire forming parts manufactured for industrial, furniture and OEM assembly applications.