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Precision Auto Parts for Global Markets

As a core global supplier since 2017, Ammann Technology Co., Ltd. manufactures precision-engineered rubber and plastic auto parts built to meet the highest industry standards.

AMMANN Factory

About AMMANN

As a core global supplier, Ammann Technology Co., Ltd. manufactures precision-engineered rubber and plastic auto parts built to meet the highest industry standards.

Our product range spans from ignition coils and glass power switches to comprehensive sealing solutions, including oil seals, O rings, Valve stem seals, PU seals, and valve cover gaskets.

With a proven track record of OEM-level quality and reliability, we supply customers in more than 120 countries, supporting the automotive, agricultural, mineral, heavy-equipment, and manufacturing sectors across every continent.

Precision Engineering
Global Compliance

Why Choose AMMANN?

Trusted Ignition Coil & Oil Seal Manufacturer with a promise: Best quality at the same price, lowest price at the same quality.

Expert Engineers

20+ engineers focused on material innovation & FEM simulation to ensure optimal performance and durability.

Direct Manufacturer

Cut out the middlemen. We are the source, ensuring quality control and competitive pricing.

Guarantee Service

We stand behind our products with reliable after-sales support and technical assistance.

Trusted Work

Proven track record with clients in over 120 countries, delivering consistent OEM-level quality.

Our Products

From sealing components to engine valves, we offer a comprehensive range of precision auto parts for passenger cars, heavy trucks, construction vehicles, and more.

Oil Seal

Oil Seal

High-performance rubber seals for engines, transmissions, and axles. Resistant to heat, oil, and pressure.

Sealing Component
Ignition Coil

Ignition Coil

Pencil-Type and Block-Type coils for reliable spark delivery and improved engine performance.

Ignition System
O-Ring

O-Ring & Kit

Custom-sized O-rings in various materials (NBR, Viton, Silicone) for static and dynamic sealing.

Sealing Component
Engine Valve

Engine Valve

Poppet, Rotary, and Sleeve valves for internal combustion engines. High durability and thermal resistance.

Engine Component
Tensioner

Tensioner

Belt and Chain Tensioners for maintaining optimal drive system performance and longevity.

Drive System
Fasteners

Fasteners

Self-Locking Nuts, Countersunk Screws, and High-Strength Bolts for critical automotive applications.

Hardware
Filter

Filter

Air, Oil, and AC Filters designed for maximum efficiency and long service life.

Filtration
Window Switch

Window Switch

Driver and passenger seat window switches with durable construction and smooth operation.

Electrical

Engineering Excellence

Our manufacturing process combines innovation, precision, and rigorous testing to deliver unmatched reliability.

Smart Manufacturing

CNC machining centers with real-time SPC quality monitoring ensure consistency and precision.

Extreme Validation

Products tested from -40℃ to 250℃ to ensure performance in all environments.

Durability Assurance

Over 3000+ hours of salt spray testing for corrosion resistance.

Global Compliance

REACH/RoHS compliant with OEM-grade packaging standards.

3,253

Business Partners

30,000+

Projects Completed

97%

Customer Satisfaction

Frequently Asked Questions

What is your minimum order quantity (MOQ)?

We support flexible MOQs, including small-batch customization for trial orders and niche markets.

Do you offer custom packaging?

Yes, we support small-batch customization and can use the packaging you specify for branding and logistics.

How can I get a quote?

Simply provide us with an OE number or product specification, and we’ll deliver a competitive quote promptly.

Which industries do you serve?

We support automotive, agricultural, mineral, heavy-equipment, and manufacturing sectors across more than 120 countries.

Get in Touch

Whether you'd like to get more info, need help with a project, want to partner up, or just say hi—we’d love to hear from you.

auto.mfg01@gmail.com
olivia_lu123@163.com
+86 199 3056 2563
Building D, Tianshan Science and Technology Industrial Park, Yuhua District, Shijiazhuang City, Hebei Province, China
AMMANN Team

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