Quick answer: the top-ranked grooved pipe fitting brands in China on this list are Jian Zhi (Hebei), MECH (Shandong) and CNG (Hebei). 9 Chinese brands are ranked by registration, contact and product data; 10 companies are listed in total. Updated 21 Oct 2026.
Ranked grooved pipe fitting brands
How this list is ranked- 01
Jian Zhi
建支
- Grooved pipe fittings
- Pipe fittings
- Pipe elbows
Registered legal entity on file; email and phone published; operating since 1982.
View profile → - 02
MECH
迈克MECH
- Grooved pipe fittings
- Pipe fittings
- Pipe elbows
Registered legal entity on file; phone published; operating since 1961.
View profile → - 03
CNG
迪凯管道CNG
- Grooved pipe fittings
Registered legal entity on file; email and phone published; operating since 2002.
View profile →
- 04
DL 鼎梁DL
Registered as 山东鼎梁消防科技有限公司 in 2007.
- Grooved pipe fittings
Why it ranks here: registered legal entity on file; email and phone published; operating since 2007.
- 05
LEIDE 莱德LEIDE
Registered as 山东莱德管阀有限公司 in 2014.
- Grooved pipe fittings
Why it ranks here: registered legal entity on file; email and phone published; operating since 2014.
- 06
LUYUAN 鲁源LUYUAN
Registered as 山东鲁源消防科技有限公司 in 2005.
- Grooved pipe fittings
Why it ranks here: registered legal entity on file; email and phone published.
- 07
RECOMB RECOMB
Registered as 上海瑞孚管路系统有限公司 in 1998.
- Grooved pipe fittings
Why it ranks here: registered legal entity on file; email and phone published; operating since 1998.
- 08
TONG 亿佰通100TONG
Registered as 山东亿佰通机械股份有限公司 in 2002.
- Grooved pipe fittings
Why it ranks here: registered legal entity on file; email and phone published; operating since 2002.
- 09
VISION VISION
Registered as 上海威逊机械连接件有限公司 in 2002.
- Grooved pipe fittings
Why it ranks here: registered legal entity on file; email and phone published; operating since 1999.
More Grooved pipe fittings brands and companies
| Brand | Registered company | Website |
|---|---|---|
| VictaulicVictaulic | 唯特利管道设备(大连)有限公司 | — |
Comparison table
| # | Company | Province | Est. | Registered company |
|---|---|---|---|---|
| 01 | Jian Zhi建支 | Hebei | 1982 | 河北建支铸造集团有限公司 |
| 02 | MECH迈克MECH | Shandong | 1961 | 玫德集团有限公司 |
| 03 | CNG迪凯管道CNG | Hebei | 2002 | 河北迪凯管道制造有限公司 |
| 04 | DL鼎梁DL | Shandong | 2007 | 山东鼎梁消防科技有限公司 |
| 05 | LEIDE莱德LEIDE | Shandong | 2014 | 山东莱德管阀有限公司 |
| 06 | LUYUAN鲁源LUYUAN | Shandong | — | 山东鲁源消防科技有限公司 |
| 07 | RECOMBRECOMB | Shanghai | 1998 | 上海瑞孚管路系统有限公司 |
| 08 | TONG亿佰通100TONG | Shandong | 2002 | 山东亿佰通机械股份有限公司 |
| 09 | VISIONVISION | Shanghai | 1999 | 上海威逊机械连接件有限公司 |
Frequently asked questions
How many grooved pipe fittings manufacturers and suppliers in China are listed here?
10 companies are listed for grooved pipe fittings (沟槽管件). 9 Chinese manufacturers have full profiles and are ranked.
Where are China's grooved pipe fittings manufacturers located?
Among profiled companies: Shandong (5), Hebei (2), Shanghai (2).
How is this list ranked?
By the completeness and verifiability of each company's data: a registered legal entity, an official website, published contact details, a product range and company history. The rank is not a quality rating, and no company pays for its position. See How we rank for the full method.
How do I contact these manufacturers?
Each listing shows the company's official website and, where published, its email and phone number. Of the 10 companies listed, 9 have an official website and 8 publish an email address.