Ningbo Yiyi Precision Technology Co., Ltd.

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Ningbo Yiyi Precision Technology Co., Ltd. Ningbo Yi Yi Precision Technology Co., Ltd.

specializes in high-precision, non-standard parts production, serving diverse industries with advanced Japanese machinery, rigorous quality control, and exports to North America and Europe.

We supply ready-made precision components: stainless steel nozzles, locating plungers, fluid fittings and valve inserts....
15/10/2026

We supply ready-made precision components: stainless steel nozzles, locating plungers, fluid fittings and valve inserts.
✅ Tight tolerance control
✅ Material certificates & full dimensional inspection reports
✅ Prototype, small batch & serial supply
✅ Custom surface finishing

We produce strictly according to your CAD drawings.
If you need reliable suppliers for these ready-machined sub-components for your assembly projects, we can offer competitive pricing and quick sampling.

304 Stainless Steel Hex Internal Thread Connector ✅CNC machined hex coupling nut for hydraulic, pneumatic & mechanical a...
15/10/2026

304 Stainless Steel Hex Internal Thread Connector ✅
CNC machined hex coupling nut for hydraulic, pneumatic & mechanical assembly.
SS304 material offers great anti-corrosion performance.
Custom dimensions & thread specifications supported for your OEM project.
DM your technical drawing to get your quote!

7075-T6 CNC Aluminium Spacers | Black Hard AnodizedCustom size + laser marking available.OEM precision machining for you...
14/10/2026

7075-T6 CNC Aluminium Spacers | Black Hard Anodized
Custom size + laser marking available.
OEM precision machining for your mechanical assemblies.
DM your drawing for a quote.

7075-T6 CNC Aluminium Spacers | Black Hard AnodizedCustom size + laser marking available.OEM precision machining for you...
14/10/2026

7075-T6 CNC Aluminium Spacers | Black Hard Anodized
Custom size + laser marking available.
OEM precision machining for your mechanical assemblies.
DM your drawing for a quote.

High-quality stainless steel precision threaded shafts ✨CNC machined with strict tolerance, anti-corrosion & high concen...
13/10/2026

High-quality stainless steel precision threaded shafts ✨
CNC machined with strict tolerance, anti-corrosion & high concentricity.
Custom dimensions & threads based on your drawings.
Samples available! Message us for factory price.

Premium stainless steel hydraulic hose inserts ✨CNC turned with tight tolerance, anti-corrosion & leak free.Perfect for ...
13/10/2026

Premium stainless steel hydraulic hose inserts ✨
CNC turned with tight tolerance, anti-corrosion & leak free.
Perfect for high pressure hose assembly.

Custom sizes & samples available!
Send message to get your best factory price.

Premium stainless steel multi-hole threaded fitting ✨CNC turning + cross hole drilling, great for fluid diversion.Anti-c...
13/10/2026

Premium stainless steel multi-hole threaded fitting ✨
CNC turning + cross hole drilling, great for fluid diversion.
Anti-corrosion, precise dimension, custom sizes available.
Samples can be provided. Message us for factory direct price!

Custom stainless steel shoulder screws & non-standard threaded studs 🛠️Your reliable OEM CNC machining factory for custo...
12/10/2026

Custom stainless steel shoulder screws & non-standard threaded studs 🛠️

Your reliable OEM CNC machining factory for custom precision fasteners.
Customize every detail based on your drawings:
✅ Stainless steel 304 / 316L material
✅ Custom thread, shoulder size and special head profile
✅ Tight tolerance for accurate positioning
✅ Sample, small batch & bulk production welcome

Perfect for jigs, fixtures, automation and machinery assembly.
DM your technical drawing to get a quote!

Custom stainless steel stepped spacer washers for machinery assembly 🛠️We are your trusted OEM CNC machining factory for...
12/10/2026

Custom stainless steel stepped spacer washers for machinery assembly 🛠️

We are your trusted OEM CNC machining factory for precision washers & shims.
Customize all dimensions according to your drawings:
✅ Stainless steel 304 / 316L
✅ Custom OD, ID, thickness and step design
✅ Tight tolerance & flatness control
✅ Sample, small batch and bulk orders accepted

Ideal for positioning, gap adjustment and load bearing in automation & hydraulic systems.
DM your drawings to get a quote!

Custom stainless steel CNC threaded connector for hydraulic & automation systems 🛠️We are your reliable OEM precision ma...
12/10/2026

Custom stainless steel CNC threaded connector for hydraulic & automation systems 🛠️

We are your reliable OEM precision machining factory.
Customize every detail based on your drawings:
✅ Stainless steel 304 / 316L
✅ Custom thread types (DIN, ISO, NPT)
✅ Multi-step & hexagonal structure customization
✅ Tight tolerance and surface finishing
✅ Sample orders, small & bulk production welcome

Drop your technical drawing via DM for quotation!

Address

No. 56 Huanghai Road, Xinqi, Beilun District
Ningbo
315800

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