Press and stamping lines inside our Cangzhou sheet metal fabrication plant
Own sheet metal & precision machining facility · Cangzhou, Hebei, China

Rapid NPI & Precision Sheet Metal Fabrication

Stamping Laser Cutting Precision Bending Welding Machining
Partner for High-Spec Hardware OEMs

A working fabrication partner in North China for AMR/AGV builders, energy-storage integrators, ag-tech OEMs and medical instrument manufacturers. Send a STEP file and get a DFM report in 24 hours and an inspected first article in 5-7 days.

Request a 24-hour DFM review See fabrication specs
400 T
Max press tonnage
3.2 m
Max CNC bend length
±0.10 mm
Laser-cut profile (ISO 9013)
5-7 days
NPI sample lead time
We Create Certainty.
Why Buyers Engage Us

The problems we are actually hired to solve

Nobody buys sheet metal. Buyers buy a deadline they can keep, a tolerance they can quote, and a supply chain they do not have to re-check. These are the six problems that bring new customers to our door.

Your product window is shorter than your supplier's sample lead time.
Send a STEP file today. A DFM report comes back in 24 hours and an inspected first article in 5-7 days, so design and tooling decisions happen in week one instead of month two.
The tooling cost shows up after you have already committed.
The 24-hour DFM report states bend allowance, tolerance risk, material and cost drivers in writing, before you spend anything. You approve a cost structure, not a surprise invoice.
The sample was perfect. Batch three was not.
First-article inspection against your drawing, then batch-stable production: 33 presses from 20 T to 400 T, 3 CNC fibre lasers, laser-cut profiles held to ±0.10 mm on sheet up to 3 mm.
The enclosure passes in the lab and corrodes on a coastal site.
IP65 / IP66 sealing schemes and C4 / C5 corrosion systems through qualified coating partners, built for GCC, Australian and Southeast Asian duty.
Five vendors, five tolerances, and nobody owns the finished assembly.
Laser cutting, stamping, bending, welding, machining and finishing under one roof in Cangzhou — one drawing, one first article, one dimensional report, one party accountable.
Technical questions take days to come back, and lose meaning in between.
An English-language engineering interface. Drawing, GD&T and deviation questions are answered by the people who run the machines, not relayed through a sales desk.
24 hours
From your drawing to a written DFM report.
5-7 days
From approval to an inspected first article.
One roof
Cut, formed, welded, machined, finished and documented at our Cangzhou facility.
We do not sell parts off a shelf. We take a drawing, a deadline and a tolerance, and we make them hold.
Fabrication Specs

Numbers we are willing to put in a purchase order

Typical capability values from our Cangzhou plant. Final contractual tolerances are always confirmed against your drawing, material grade and approved first article.

Process Feature Typical tolerance Reference
Laser cuttingProfile, holes±0.10 mm (≤3 mm sheet)ISO 9013
CNC machiningMilled/drilled features±0.02 – 0.05 mm (machined datum)ISO 2768-mK or tighter
CNC turningDiameters±0.02 mm typicalISO 2768-mK
BendingAngles±0.5° typical–
BendingLinear across bends±0.2 – 0.5 mm (size-dependent)–
Stamping (drawn)Formed contours±0.1 – 0.3 mm (part-size dependent)–
Welded assembliesFrame/box outer dims±1.0 mm typical on large assembliesISO 13920-B
FlatnessSheet parts ≤500 mm≤ 0.3 mm typical–

Sealing

IP65 / IP66 sealing schemes — gasket-ready frames, laser-seam welding, door and gland layout reviewed during DFM.

Corrosion protection

C4 / C5 corrosion schemes through qualified coating partners — powder coating, zinc plating, galvanising, passivation.

Materials

SPCC / SECC / SGCC / SPHC · SUS304 / SUS316L · Aluminium 5052 / 6061 · Q235B / Q355B

Process & Quality Control

Six steps, photographed on our own floor

Not a trading desk with a laptop. Presses, lasers, brakes, welding and inspection under one roof in Hebei.

Batch sheet metal enclosures on the shop floor

DFM review — 24 h

Send STEP, IGES, DWG or DXF. We return bend allowance, tolerance risk, material and cost drivers before you commit to tooling.

CNC fibre laser cutter profiling sheet metal

Laser cutting & stamping

3 CNC fibre lasers (3 kW / 6 kW) and 33 power presses from 20 T to 400 T — progressive and transfer stamping, drawn parts.

CNC press brake forming a sheet metal panel

Precision forming

8 CNC press brakes with beds up to 3.2 m. Bend angle controlled to ±0.5°, verified on first article.

Welded sheet metal assemblies produced at our Cangzhou plant

Welding & assembly

MIG/TIG, robotic-assisted and manual certified welders; press-riveting, clinching, nut and stud insertion, sub-assembly and kitting.

Machined aluminium component with counterbored slots

Finishing

Powder coating, zinc plating, anodising, galvanising, passivation. C4/C5 corrosion schemes for outdoor and coastal duty.

Machined flange rings with equispaced bolt holes

Inspection & documentation

First-article inspection with dimensional report issued per your drawing. In-house salt-spray and coating adhesion checks. Weld visual to ISO 5817 class B/C. Material certificates, packing list and RCEP Certificate of Origin for ASEAN shipments.

We do not publish unverified measured data. Dimensional reports are issued against your drawing and your model, order by order.
Where We Fit

Four sectors we build for every week

Machined aluminium component with counterbored slots

AMR / AGV & robotics

Chassis plates, machined weldments, battery-tray brackets and sensor mounts. Flatness <= 0.3 mm on sheet parts; ±0.02 - 0.05 mm on machined features.

Outdoor electrical cabinet with ventilated panels

C&I energy storage & outdoor enclosures

Battery cabinets, inverter housings and weatherproof boxes with IP65/IP66 sealing schemes and C4/C5 corrosion protection for GCC, Australian and Southeast Asian duty.

Perforated sheet metal rack panel

Smart agriculture & heavy equipment

Structural frames, brackets and guards welded to ISO 13920-B, with batch-stable stamping from 20 T to 400 T.

Operator console and instrument housing built for a medical system

Medical & analytical instruments

Housings, cabinets and drawn parts with cosmetic-grade welding, tight flatness and scratch-free powder coat or anodising.

Not sure if you fit any of these? Send the drawing anyway — most of our work started as a part nobody else wanted to quote.
How We Work Together

Drawing in, first article out — in four steps

01

Send your drawing

STEP, IGES, DWG, DXF or PDF. No cost, no obligation, no account to create.

02

24-hour DFM review

Bend allowance, tolerance risk, material and cost drivers, in writing.

03

Quotation and sample release

Fixed price against your drawing. Tooling cost stated before you commit.

04

Inspected first article in 5-7 days

Dimensional report issued against your drawing, with material certificates.

Request a 24-hour DFM review
Prefer to talk to an engineer first? Email hongyuyao.trade@hyytrade.cn and ask for a technical review of your drawing. No form required.
You will hear from us within one business day.
RFQ

Free 24-hour DFM review

Send a drawing or a STEP file. You get back a manufacturability report — no obligation, no cost.

Click to upload or drag and drop

STEP, IGES, DWG, DXF, PDF or ZIP - up to 8 MB per file. One file per submission.

Files larger than 8 MB? Email them to hongyuyao.trade@hyytrade.cn or send a download link, and we will reply within one business day.

We reply from hongyuyao.trade@hyytrade.cn. Your drawings are used only for this quotation and are never shared with third parties.