Sinowa - Jiangsu, China
Sinowa: PU/PIR, rock wool and phenolic sandwich panel lines, plus roll forming machines. Zhenjiang, China. 100+ patents claimed.
Sinowa describes itself as a manufacturer and technical service provider of high-end PU sandwich panel production lines and high-performance cold roll forming machines in China. The company states it holds more than 100 patents and independent intellectual property rights, with ongoing innovation.
Sinowa positions its products around efficiency, automation control, HMI (human-machine interface), environmental protection, and energy consumption, stating it has made design changes in several critical technical areas to differentiate its cost-performance and customer experience.
What Sinowa Makes
Sandwich Panel Lines
- Continuous PU/PIR Sandwich Panel Production Line
- Continuous Rockwool/Mineral Wool Sandwich Panel Production Line
- Continuous PU/Phenolic Insulation Board Production Line
- Discontinuous PU Sandwich Panel Machine
- Clean Partition Panel Machine (cleanroom application)
- PUF (Polyurethane Foam) Panel Machine
Roll Forming Lines
- CZ Purlin Roll Forming Machine
- Corrugated Panel Roll Forming Machine
- Double Layer Roof Roll Forming Machine
- C Channel Roll Forming Machine
- Gutter Roll Forming Machine
- Door Window Curtain Partition Roll Forming Machine
- High Speed Keel Roll Forming Machine
- Light Steel-Frame Structure Production Machine
Other Products & Services
- Multi-Component Pentane Foaming Machine
- Door Window Curtain Partition Steel Profiles (product, not machine)
- Steel and Shape Profile Trade
- Insulation Sandwich Panels (product, not machine — suggests Sinowa may also sell finished panels, not just the machinery)
Industries Served
- Insulated panel construction (roof, wall)
- Cold storage construction
- Cleanroom/partition construction
- Light steel-frame building construction
- Marine applications (rock wool sandwich panel referenced for marine use)
Why Buy From Sinowa
- States more than 100 patents
- Genuinely broad core material range: PU, PIR, rock wool/mineral wool, and phenolic
- Also makes roll forming machines for related profiles (purlin, corrugated panel, C-channel, gutter)
- Modular design approach stated for its rock wool/mineral wool line, allowing component combination to customer requirements
Frequently Asked Questions
What does Sinowa make?
Continuous and discontinuous PU/PIR, rock wool/mineral wool, and PU/phenolic sandwich panel production lines, plus a range of roll forming machines (purlin, corrugated panel, roof, C-channel, gutter, keel) and pentane foaming machines.
Where is Sinowa based?
Zhenjiang High-Tech Zone, Jiangsu Province, China.
How many patents does Sinowa hold?
The company states more than 100 patents and independent intellectual property rights.
Does Sinowa make cleanroom panel equipment?
Yes — a Clean Partition Panel Machine is part of its range.
Does Sinowa operate under one website, or several?
The company's content appears across at least three domains (sinowa.cn, cnsinowa.com, sinowamachine.cn) with largely duplicated content — worth confirming the official site directly with the supplier.
Does Sinowa also trade in finished steel profiles, not just machinery?
The site references "steel and shape profile trade" and "door window curtain partition steel profiles" as products, suggesting the company may also supply finished materials alongside machinery — worth clarifying scope directly.