About us
About SUNWIN
Compressed Air Treatment Supplier with Controlled Production and Inspection
SUNWIN is a Shanghai-based compressed air treatment equipment supplier and solution provider. We support compressor distributors, engineering contractors, and industrial project buyers with product selection, production process control, final inspection, and practical supply support.
3,800+ m²
Production and operation area for compressed air treatment equipment
17 Years
Industry experience in compressed air treatment systems
40+
Countries and regions served through export projects
24/7
Professional sales engineers available for online inquiry response
What Makes SUNWIN Reliable
The About page should prove that SUNWIN can select, supply, inspect, and support the products shown on the website.
Development and R&D support
Internal technical support for compressed air treatment products, applications, and configuration requirements.
Production process control
Personnel assigned to monitor production progress, requirements, and quality checkpoints.
Final inspection before delivery
Product appearance, configuration, packing, and order details checked before shipment.
Selected manufacturing partners
Close cooperation with selected production partners supports stable supply and controlled delivery.
Focused product responsibility
Products shown are categories SUNWIN can quote, select, inspect, and support after delivery.
B2B buyer support
Support for distributors, contractors, batch procurement, and industrial compressed air projects.
Not Just a Trading Company
SUNWIN is not positioned as a simple trading company or a single-product factory. Our role is to connect product development, technical selection, controlled production, inspection, and project supply into one practical support system for compressed air treatment buyers.
This positioning is important for international B2B buyers because they need stable supply, clear responsibility, and responsive technical communication.
Focused on Compressed Air Treatment
Our product scope focuses on refrigerated air dryers, desiccant air dryers, compressed air filters, replacement filter elements, and condensate drains.
We can support broader compressed air system requirements, but our website prioritizes product lines that match our technical understanding, supply capability, and after-sales responsibility.
Order-to-Delivery Quality Control
From order confirmation to receipt, SUNWIN manages each key step to support reliable quality, clear communication, and worry-free delivery.
1
Buyer requirement confirmation
Confirm technical requirements, operating conditions, voltage, flow rate, pressure, and other project details.
2
Technical product selection
Provide free solution support, recommend suitable models, configurations, accessories, PI, packing, and shipping method.
3
Production quality control
Carry out pre-production checks and track in-process quality control during manufacturing.
4
Final testing and inspection
Conduct product commissioning and final inspection before products are released for shipment.
5
Packing and delivery
Confirm photos before and after packing, prepare documents, arrange vessel schedule, and ship on time.
6
Ongoing service
Follow up after delivery, provide maintenance reminders, and support buyers during product use.
Video Proof
The About page should prove that SUNWIN can select, supply, inspect, and support the products shown on the website.
Factor and workshop overview
Show production environment, equipment, and team activity.
Product inspection before delivery
Show checking, testing, packing, or shipment preparation.
Compressed air treatment products
Show air dryers, filters,drains, or replacement elements.
Trust Assets Buyers Can Verify
Add real assets as they become available. These are stronger than generic claims.
Products We Support
Choose a product category to view typical applications, selection factors, and inquiry information.
Refrigerated Air Dryer
Reliable moisture removal for general industrial compressed air systems.
View product
Desiccant Air Dryer
Low dew point drying for applications requiring drier compressed air.
View product
Compressed Air Filters
Filtration for oil, water, particles, and contaminants in air systems.
View product
Replacement Filter Elements
Replacement elements for compressed air filter maintenance and service.
View product
Condensate Drains
Automatic condensate discharge for air dryers, filters, and air receivers.
View product
Need a Reliable Compressed Air Treatment Supplier?
Send us your product requirements, project conditions, and target application. SUNWIN will help recommend suitable compressed air treatment equipment for your market or project.