About Dewin

We are Dewin. Meet the people behind your products.

Dewin is a service company that specializes in the sourcing and supply of custom parts & assemblies, which covers multiple manufacturing technologies, machining, casting, sintering, forging, stamping, plastic injection molding, etc.

Founded in 2011, headquartered in Singapore, 2 regional subsidiaries in Vietnam and China.

We have a 33-person team that is focused on providing one-stop international trade solutions and services, which include supplier sourcing, supplier audit, contract manufacturing, process control, quality inspection, logistics management.

Milestones

Timeline

From its beginnings in China to partnerships with global industry leaders, Dewin has built a strong reputation for quality, innovation, and reliability. Today, with a growing international network and a dedicated Vietnam branch, we continue to support clients worldwide with trusted manufacturing and supply chain services.

2011
Dewin company was established, and its founder Wen Hui became the first contracted lecturer of Alibaba in Shaanxi.
course img
2013
Dewin passed the French Bureau Veritas audit and became an Alibaba certified supplier.
course img
2015
Dewin collaborated with the UK's GT Group to develop a high-temperature resistant bushing project for exhaust control systems.
course img
2017
We became a vehicle parts supplier for Bombardier in Canada.
course img
2018
We became a parts supplier for Samsung smart locks.
course img
2019
Established the "Dolphin Service" supply chain service brand, with Germany's Thyssenkrupp Bilstein becoming Dolphin Service's first client.
course img
2020
Dewin obtained ISO9001 quality management system certification.
course img
2023
Established a Dewin Vietnam branch to expand its Asian supply chain for clients.
course img
2025
Dewin Vietnam has established long-term partnerships with over 100 local Vietnamese companies.
course img

Our Mission

Make international trade easier.

Our Vision

Redefine the international trade by our services.

To be the best international trade service provider in Asia. 

Our Values

Mature, Simple

“Dolphin Services” delivers one-stop international trade support—with clarity, speed, and a helpful spirit inspired by dolphins.

What We Do

  • Supply chain management of components, part assembly and fully
    assembled packed products
  • Supplier sourcing & assessment
  • Project manage bespoke situations
  • We act as an extension to our clients’ procurement team
  • Operate on a world-wide basis

Quality Policy

Do it Right the First Time

by planning, preparing, and being trained to supply quality products and services.

Do it Right Every Time

by assuring consistent quality products and services through addressing all concerns.

Continually Improve

by proactively improving the quality and value of products and services.

  • ISO9001, IATF16949 approved as a minimum requirement
  • DEWIN Audit – Factory visit with our supplier quality engineer
  • Many of suppliers have been audited by our clients
  • Implementation and ongoing management of DEWIN QA Documentation (Dolphin Audit Report, APQP, PPAP)
  • Standardised operations
  • Controlled and trained process inspection & final inspection
  • We work as the 3rd party inspection which is independent of manufacturer and client

How to start?

  1. Send a brief inquiry here
  2. Our team will contact you for further discussion within 24 hours
  3. We set up a schedule and provide a one-stop solution for your project as soon as we can

Get A Quick Quote

We will contact you within 1 working day, please pay attention to the email with the suffix “@dewintech.com”

Your privacy is safe, we won’t use your email for any other purposes.