MANUFACTURER DOSSIER

Huameng Electronics

扬州华盟电子有限公司 · Jiangsu

Official sources reviewed2026-10-08

HUAMENG / GAOYOU FLEX-CIRCUIT REVIEW

A flex circuit has to fit the assembly, not just pass the netlist.

Huameng Electronics is the directory’s English label for 扬州华盟电子有限公司, whose official website identifies its address as 588 Pinghuai North Road, Gaoyou Economic Development Zone, Jiangsu. The Chinese legal name is the useful identifier for the quotation, manufacturing site and source records. Its current product catalogue is centred on flexible printed circuits, while the company introduction also names flexible copper-clad laminate and surface-mount assembly.

For this supplier, define the boundary between the bare flexible circuit and the assembled interface early. Specify which party approves the laminate, coverlay openings, contact finish, stiffeners and mechanical datum. If assembly is included, the component layout, joining process and functional-test ownership need a separate agreement. The original catalogue photographs below identify two entries; they do not establish their layer count, intended end product or bending life.

Company introduction · Site illustration, not a photograph of present production equipment.

TWO ORIGINAL FPC CATALOGUE ENTRIES

Use the pictured interfaces to start a drawing review.

FPC · Official catalogue entry 89.

Define the contact and joining zones

This entry is labelled simply “FPC” on the manufacturer’s detail page. No example-specific laminate, finished copper, layer stack or connector specification accompanies the photograph. Supply a contact drawing with the mating dimension, finish zones and thickness tolerances; state whether soldering, connector insertion or another joining method is required.

Put coverlay openings, any stiffener transitions and the mechanical reference into the fabrication package. Ask Huameng to return the accepted construction and dimensional inspection plan for those features. The finish options in its process chart remain general options until one is selected for the actual interface.

FPC · Official catalogue entry 88.

Define the outline and mounting references

The second detail page also uses the generic “FPC” name. Its photograph is retained separately rather than receiving an invented application or material specification. For a mechanically constrained flex, submit a dimensioned outline, locating and mounting-hole tolerances, bend-region boundaries and the assembled orientation.

Distinguish a flex that is folded during installation from one that moves repeatedly in service. Give the bend radius, movement and expected duty, then request a construction-specific qualification plan. Neither the picture nor a minimum process dimension establishes a dynamic-flex lifetime.

MANUFACTURER PROCESS CHART / DRAWING DEFINITIONS

Read the three capability levels as different geometry conditions.

The current Technical Strength and Process Capability pages display the same image-based chart. It groups cutting, drilling, copper deposition, dry-film alignment/exposure, etching, lamination and plating into Level 1, Level 2 and Level 3. The chart does not call these mass-production and prototype columns. Confirm the applicable level and the simultaneous conditions for the proposed construction.

Coverlay and panel layout

Maximum lamination size: 400 × 300 mm
Level 1 coverlay alignment: ±0.2 mm
Level 1 coverlay opening beyond pad: 0.15 mm per side

The chart describes the coverlay opening relative to the pad on one side. Levels 2 and 3 give smaller per-side opening margins: 0.10 to below 0.15 mm, and 0.075 to below 0.10 mm. Agree the pad/opening geometry and alignment together; a small nominal margin is not the alignment tolerance. Lamination size is not a finished outline.

Imaging and etching

Level 1 single-sided minimum: 0.10 mm · ±20%
Level 1 double-sided minimum: 0.127 mm · ±20%
Printed side-etch allowance: 0.025 mm maximum · ±20%

The dry-film row has separate pad/registration dimensions in its schematic. Levels 2 and 3 have narrower conditional ranges. The 0.025 mm etching entry is labelled side etch, not minimum trace width. Get the accepted copper thickness and compensation basis, not just the smallest number in the image.

Hole and finish definitions belong on the accepted drawing.

The drilling row includes PTH, finished holes and alignment holes. It gives Dmin 0.30 mm in Level 1, 0.25–0.30 mm in Level 2 and 0.20–0.25 mm in Level 3, alongside other dimensions and a tooling note for finished holes larger than 3 mm. Request the actual drilled/finished-hole distinction and tolerance; these are not populated as universal finished-hole filters.

The copper-deposition row gives T1 15–25 μm and T2 10–20 μm, without assigning either value to a photographed catalogue board. Plating lists tin, nickel/gold and chemical nickel/gold. State the coating stack, contact function and the test/measurement location. An available finish family does not specify a grade of laminate, a bonding qualification or the finished copper on your order.

DATED PRODUCTION RECORDS / SCOPE BEFORE SCALE

The project title and the completed phase are different numbers.

2012 MINISTRY PUBLICATION

Historical entity and location record

The Ministry of Environmental Protection’s fifth-batch clean-production review list includes 扬州华盟电子有限公司 at row 1642, page 129, in Gaoyou’s economic development zone. Its report, assessment and acceptance columns show 2011. This establishes a dated public record of the named electronics business; it is not a current PCB product certification or an audit performed by PCBVerified. The historical output entry is not used as current capacity.

2022 REPORT / OCTOBER NOTICE

Read the actual flexible-circuit phase

The manufacturer’s posted environmental acceptance report, compiled in September 2022, describes an earlier 120,000 m²/year phase and this acceptance’s additional 380,000 m²/year, for a stated total of 500,000 m²/year. That differs from the one-million-m² project title. The same overview states that the optical-lens project would not be built because of changed market conditions.

These figures describe that report’s dated scope. They are not today’s available capacity, yield, lead time or an environmental compliance conclusion for a new order. The current company introduction’s wider imaging-module language does not resolve the unbuilt lens-project statement.

DECEMBER 2023 NOTICE

Rigid-board retrofit needs a separate release

The official news page announces a 140,000 m²/year rigid-PCB production-line retrofit project. The notice establishes the project announcement, not its present completion, product mix or qualification. Before adding rigid or rigid-flex work to a flex inquiry, obtain the current route, site responsibility, accepted stack and relevant release documents.

What the 2022 report says about installed equipment

Table 3-3 separates EIA design quantities from actual quantities. Its actual column lists 16 exposure machines, two develop/etch/strip lines, 12 presses, 15 automatic punching machines, one chemical copper line, two copper-plating lines, one nickel/gold-plating line, two chemical nickel/gold lines, 45 punching presses and 34 inspection devices. These are the report’s historical inventory, not a newly checked equipment count.

For this order, ask which current line handles each process and which inspections release the lot. The list does not name an LDI model, laser drill, flying-probe model or impedance test method. Such equipment and test details remain a factory response, rather than an assumed consequence of this historical inventory.

FABRICATION / ASSEMBLY HANDOFF

Send a flex-interface package that can receive a useful answer.

Freeze the mechanical and electrical references.
Provide netlist/artwork revision, finished outline and holes, stack and copper, coverlay openings, contact finish and stiffener drawing. Mark bend regions, connector thickness and critical alignment datums separately.
Decide the assembly boundary.
If SMT is required, provide BOM, placement data, component sourcing responsibility, supported reflow exposure and joining sequence. Agree whether the deliverable is a bare flex, populated flex or tested module. The older optical-lens project title is not evidence of a current lens-module service.
Agree the release evidence and the supplying entity.
Request approved stack, applicable process-chart level, first-article dimensional results, electrical-test coverage and the specified bend/assembly qualification. Match the contract, invoice and certificates to the Chinese legal entity and manufacturing site. A general certification claim should be checked against its current scope before it enters the purchase specification.

The current business-contact page names the same Gaoyou address and a named sales contact; the site publishes telephone 0514-85851888. No current sales mailbox was found in the pages reviewed. The imported mailbox is not promoted as a website-verified contact. Use the selected catalogue entry and the construction questions above to organise the inquiry through PCBVerified.

Prepare the engineering brief → · Compare flexible-circuit profiles →

SOURCE TRAIL

Sources behind this profile

Current official pages independently read on 8 October 2026. Process-chart dimensions, catalogue images and dated project records retain separate scopes. The ministry original and report’s overview/equipment pages were read and visually checked; no independent factory audit or current product certification is implied.

MANUFACTURER / COMPANYCurrent Chinese entity, address, business scope and site illustration ↗
MANUFACTURER / FPC 89Original catalogue entry and full-frame photograph ↗
MANUFACTURER / FPC 88Separate original catalogue entry and full-frame photograph ↗
MANUFACTURER / PROCESSImage-based chart with three capability levels ↗
MINISTRY / HISTORICAL ORIGINALFifth-batch clean-production list: page 129, row 1642; dated 2011 record ↗
MANUFACTURER / ACCEPTANCE NOTICEOctober 2022 notice with September 2022 report; overview page 1 and equipment page 10 ↗
MANUFACTURER / PROJECT NOTICEDecember 2023 rigid-board retrofit announcement ↗
MANUFACTURER / CONTACTPublished Gaoyou address and business contact ↗