Dorrenhaus

Site build — No legacy template CMS or dated jQuery detected · content updated 2024 · domain ~15 yr old

Data source: FactoryBase AI site audit · swept 2026-07-22

Registered capital

CNY 22.00M
≈ $3.08M

Legal representative

章国多

Operating status

active

Affiliated companies

0

Administrative penalties

None on public record

Unified social credit code: 91330300580366091TRegistration no.: 91330300580366091T

Data source:· swept 2026-07-22

Dorrenhaus is a Chinese manufacturer specializing in high-quality door closers, floor springs, automatic door openers, panic exit devices, hinges, mortise locksets, and other gating hardware. Their products include surface-mounted, European standard, concealed, American standard, and heavy-duty models with rack-and-pinion mechanisms, adjustable sizes, fire-rated options, and features like hold-open arms, cushion stop arms, drop plates, and back plates. Popular offerings cover door weights from 40-150kg with UL, CE, ANSI/BHMA Grade 1, and fire-rated certifications, plus parts for various models and automatic openers for swing, sliding, and garage doors.

Data source: Company website · swept 2026-07-22

Export markets

United States, Canada, Europecompany-stated

Data source:· swept 2026-07-22

Data source: Company website · swept 2026-07-22

Web-presence grading is rolling out across this category (0/38 graded so far). See the full Door & Window Hardware ranking ↗

Data source: FactoryBase category index · 38 profiled suppliers

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Data source: FactoryBase category index

Is Dorrenhaus a factory or a trading company?

Dorrenhaus is profiled as a manufacturer, based on its registered business scope and on-payroll workforce — not on self-description.

How large is Dorrenhaus?

Public social-insurance records list 200 people on payroll (the company itself states 200), with registered capital of CNY 22.00M (≈ $3.08M).

How long has Dorrenhaus been in business?

Dorrenhaus was founded in 2011, about 15 years ago, and its operating status is active.

Does Dorrenhaus export, and where?

The company states it exports to United States, Canada, Europe. Independent customs / shipment records are not yet swept, so this is company-stated.

What does Dorrenhaus make or sell?

Dorrenhaus's product lines include Dorrenhaus is a Chinese manufacturer specializing in high-quality door closers, floor springs, automatic door openers, panic exit devices, hinges, mortise locksets, and other gating hardware. Their products include surface-mounted, European….

Where is Dorrenhaus located?

Dorrenhaus is based in Wenzhou, China, profiled under Door & Window Hardware.

How was this profile built — can I trust it?

Yes — it is compiled independently by our AI from dated, public evidence: business registries (via grok), an automated website audit, and Dorrenhaus's own site — not from anything the company submitted. Where Dorrenhaus states something about itself, we show it beside the public record, so you are reading sourced facts, not marketing.