Changmao Valve Group Co., Ltd.
Manufacturer昌茂阀门集团有限公司
Changmao Valve Group manufactures flexible rubber joints for vibration and displacement compensation, pipeline compensation joints for thermal expansion absorption, stainless steel expansion
Changmao Valve Group Co., Ltd. is a Chinese manufacturer based in Gongyi, active in hoses, seals & rubber parts. This independent FactoryBase dossier is compiled by FactoryBase's AI from public business-registry records and the company's official website — not self-submitted. Registered capital: CNY 108.00M (≈ $15.10M).
Key signals
≈ $15.10M
Export readiness
Mixed · 68/100Site build — PbootCMS (template) · content updated 2026 · English site ↗
- No HTTPS in 2026
What does this grade mean?
The website is the front door a buyer actually meets. We score it precisely and reproducibly — a fixable read of a factory’s digital operations, not a verdict on the company. Weak digital ops track with slow replies and thin documentation; a strong score is a signal you can act on. Method ↗
Data source: FactoryBase AI site audit · swept 2026-07-23
Company registry
Public business records- Registered capital
- CNY 108.00M
≈ $15.10M - Legal representative
- 赵长茂
- Operating status
- active
- Affiliated companies
- 0
excluding hazardous chemicals
Unified social credit code: 914101815860075163
Products
Changmao Valve Group manufactures flexible rubber joints for vibration and displacement compensation, pipeline compensation joints for thermal expansion absorption, stainless steel expansion bellows and metal expansion joints for axial and lateral movement, rubber soft joints, power transmission joints, ball joints and large deflection compensators, pipe line expansion joints, metal bellows joints, flanges, and related valves including gate, globe, check, butterfly, and ball valves. All products are produced to national GB/T, ministerial JB/HG, European EN, German DIN, British BS, American ANSI/ASME/AWWA, ISO, Japanese JIS, Korean KS, Italian UNI, Australian AS, and South African SABS standards.
Data source: Company website · swept 2026-07-23
Capabilities
- Export markets
- Korea, Japan, Spain, United Kingdom, Germany, Vietnam, Singapore, Malaysia, Dubai, Brazilcompany-stated
Self-declared credentials stay marked claimed until independently checked (e.g. ISO number cross-checked against IAF CertSearch).
Contacts
- Official site
- changmao.com.cn ↗
- Marketplace
- None found
- Other sites
- changmaovalve.com(English) ↗
- [email protected] · [email protected] · [email protected]Deliverable ✓
- Phone
- 0371-64031052 · 400-6596-315 · 0371-64031768 · 0371-64031380
- +8613816179299
Data source: Company website · swept 2026-07-23
Category ranking
Hoses, Seals & Rubber PartsWeb-presence grading is rolling out across this category (51/73 graded so far). See the full Hoses, Seals & Rubber Parts ranking ↗
Data source: FactoryBase category index · 73 profiled suppliers
Similar suppliers
Hoses, Seals & Rubber PartsOther suppliers profiled in the same category — compare before you commit.
Data source: FactoryBase category index
Frequently asked questions
- Is Changmao Valve Group Co., Ltd. a factory or a trading company?
- Changmao Valve Group Co., Ltd. is profiled as a manufacturer, based on its registered business scope and on-payroll workforce — not on self-description.
- How long has Changmao Valve Group Co., Ltd. been in business?
- Changmao Valve Group Co., Ltd. was founded in 2011, about 15 years ago, and its operating status is active.
- Does Changmao Valve Group Co., Ltd. export, and where?
- The company states it exports to Korea, Japan, Spain, United Kingdom, Germany, Vietnam, Singapore, Malaysia, Dubai, Brazil. Independent customs / shipment records are not yet swept, so this is company-stated.
- What does Changmao Valve Group Co., Ltd. make or sell?
- Changmao Valve Group Co., Ltd.'s product lines include Changmao Valve Group manufactures flexible rubber joints for vibration and displacement compensation, pipeline compensation joints for thermal expansion absorption, stainless steel expansion bellows and metal expansion joints for axial and ….
- Where is Changmao Valve Group Co., Ltd. located?
- Changmao Valve Group Co., Ltd. is based in Gongyi, China, profiled under Hoses, Seals & Rubber Parts.
- 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 Changmao Valve Group Co., Ltd.'s own site — not from anything the company submitted. Where Changmao Valve Group Co., Ltd. states something about itself, we show it beside the public record, so you are reading sourced facts, not marketing.
Source: cantonfair-2026-hardware · profile confidence — · last sweep 2026-07-23. Independent profile assembled from public evidence; nothing submitted by the company. Export & customs records not yet swept.