One-Stop Metal Manufacturing Solutions

We provide a complete, end-to-end delivery—from material sourcing through cutting and forming, welding/riveting, assembly, surface finishing, and final packaging and shipment. Our quotations clearly spell out the process route, lead time, inspection plan, and packaging approach in one package.

When needed, we can supply material traceability documents such as a Material Test Report (MTR) and Certificate of Conformance (CoC), along with First Article Inspection (FAI) and dimensional inspection reports—helping reduce quality risk and back-and-forth communication in cross-border sourcing. MTR/CoC confirm material compliance and traceability, while FAI verifies that the manufacturing output meets the drawing and technical requirements.

98%

Final Inspection Pass Rate

99%

On-Time Delivery Rate

Extensive
Experience

With 18 years of manufacturing expertise, our China-based facility delivers complete sheet-metal solutions for high-spec applications—including medical devices, outdoor equipment, drones, and server racks/cabinets.

Quality

Assured

From drawing review to in-process checks on the shop floor, every operation is overseen by dedicated quality personnel to ensure your parts meet the standards required for premium equipment.

Technical

Excellence

We respond quickly to custom requests and rapid prototyping. From quotation to prototype shipment, turnaround can be as fast as one day.

Reliable

Support

We respond within 24 hours and provide lifetime technical support. Every prototype and production unit ships only after it fully meets your specifications.

What Is a One-Stop Metal Manufacturing Service?

A one-stop (metal or sheet-metal) manufacturing service means one supplier acts as your single point of contact and takes full ownership of the entire process—from material sourcing and blank preparation (laser cutting, stamping, etc.) to bending, welding, surface finishing, quality inspection, assembly, and final delivery.

Instead of coordinating multiple factories, you work with one accountable partner, which streamlines communication and reduces project coordination time and cost.

SR MFG Turnkey Service Scope

Incoterms supported: EXW / FCA / FOB / CIF / CIP (DAP available upon evaluation).

In-House Capabilities

Outsourced / Partner Processes

Metal Assemblies SR MFG Specializes In

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Our Capabilities 

Sheet Metal Fabrication

Sheet metal fabrication is a set of cold-working processes used to produce parts from metal sheet—typically under 6 mm thick. It can include shearing, punching/laser cutting and combination operations, bending/forming, welding, riveting, joining, and other shaping steps to create finished components. For larger, simpler parts, it’s often a highly cost-effective manufacturing approach.

Surface Finishing

Surface finishing refers to physical, chemical, or mechanical treatments that modify a metal surface to add new performance benefits. The main goals are corrosion and rust protection, improved appearance, and better wear resistance.

Secondary Metal Processing

Secondary metal processing (secondary operations) means performing additional processing, treatment, or upgrades on parts that have already gone through primary fabrication or are semi-finished—so they meet higher standards for quality, performance, and specific customer requirements.

One-Stop Metal ManufacturingFAQs 

Yes. We support one-off prototypes, low-volume builds, and production ramp-ups.

MOQ depends on factors such as:

  • Material size/spec and availability

  • Process mix (sheet metal, machining, finishing, assembly)

  • Fixture/tooling requirements

  • Minimum lot requirements for certain finishing processes

In our quotation, we’ll typically provide prototype pricing, low-volume price breaks, and mass-production price breaks to support cost planning and comparisons. If special materials or finishes are involved, we’ll flag any supply-chain minimums upfront.

The more complete the package, the faster and more accurate the quote. Recommended:

  • 2D drawings (PDF) + 3D files (STEP)

  • Material / thickness / grade, plus finish and cosmetic requirements (color, gloss, coating thickness, etc.)

  • Quantity breaks (prototype / first order / annual volume) and target lead time

  • CTQs (critical-to-quality dimensions) and inspection requirements; assembly BOM if applicable

Typical turnaround:

  • Single part / single process: usually within 24–48 hours

  • Multi-part assemblies / complex, multi-process builds: typically 2–5 business days (we’ll share key engineering review points and risks first)

During engineering review, we align on A-surface / B-surface definitions and the packaging method to avoid disputes.

Common anti-scratch measures (as needed):

  • Protective film after finishing

  • Part-by-part separation

  • Corner protectors / foam locating

  • Layered packing

For parts that require assembly after finishing, we may add dedicated fixtures and handling standards to prevent secondary scratches.

Scratch acceptance is best defined in the PO/acceptance standard, for example:

  • Is it on the A-surface?

  • Is it visible (viewing distance/angle)?

  • Does it break through the coating/film?

  • Length, quantity, and location

We can also provide visual samples (pass / acceptable / reject) to align expectations.

Depending on your material and requirements, we can support powder coating, anodizing, plating, and more.

Typical measurable acceptance criteria:

  • Color: RAL / Pantone (or customer-approved sample)

  • Gloss: GU (specified measurement angle and range)

  • Coating thickness: defined in μm with measurement points/locations

For coating thickness verification (powder coating / paint), ASTM D7091 is commonly referenced for non-destructive dry film thickness measurement using magnetic/eddy-current gauges, including verification of gauge accuracy and correct operation.

Yes—these can be provided as “menu” items depending on the project:

  • Material certificates (MTC/MTR) + Certificate of Conformance (CoC)
    Used to confirm material/product compliance and traceability (requirements vary by customer).

  • FAI (First Article Inspection) — optional
    Common for aerospace and high-reliability programs. SAE AS9102 defines requirements for performing and documenting FAI and notes these requirements complement (not replace) customer and regulatory requirements.

  • PPAP — optional
    Common for automotive supply chains. AIAG describes PPAP as the industry standard process to ensure engineering design record and specification requirements are consistently met under production conditions.

We work under Incoterms® 2020 (ICC).
Commonly supported: EXW / FCA / FOB / CIF / CIP. If delivery to a named destination is required, DAP can be evaluated.

Why we generally don’t offer DDP: under DDP the seller typically takes on significantly more responsibility and cost for destination-country import obligations (including customs clearance and duties/taxes), and compliance/tax uncertainty can materially increase seller risk.

A practical alternative is DAP (case-by-case): the seller delivers to the agreed place, while import clearance and import duties/taxes are typically handled by the buyer—making responsibilities clearer.

We operate under an ISO 9001-style quality management approach to ensure nonconforming outputs can be segregated, traced, and corrected with closure.

Typical flow:

  • Response within 24 hours: confirm lot/batch, quantity, photos, and/or data

  • Quarantine & traceability: identify affected WIP, inventory, and shipments

  • MRB disposition: rework / remake / concession (requires written customer approval)

  • CAPA/8D: root cause → corrective action → verification → recurrence prevention

  • Replenishment lead time: depends on process steps and finishing capacity; we’ll propose the fastest workable plan (remake vs. rework, partial shipment first) and communicate any risks clearly.

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Every project starts with a conversation.

If you have any questions, please email us, and we’ll get back to you within 24 hours.

[email protected]

Guangzhou Factory (China)
Building C2-A, Hepingwei Facility, Yongning Subdistrict, Zengcheng District, Guangzhou, China.
广州市增城区永宁街和平圩厂房C2-A

Foshan Factory (China)
No. 9, Jinsha Panjin, Danzao Town, Nanhai District, Foshan, China.
佛山市南海区丹灶镇金沙盘金9号

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