License & Certifications

Licenses & Certifications

WINTECH holds a Mechanical Construction license, ISO 9001 quality management certification, Venture Company certification, and 5 registered patents.

License & Certifications

Licenses & Certifications

WINTECH holds a Mechanical Construction license, has obtained ISO 9001 quality management and Venture Company certifications, and owns 5 registered patents for in-house developed technologies.

Licenses Held
Construction License
Mechanical Construction Business
A specialized construction license covering HVAC, sanitary, air conditioning, automatic control, gas, and water supply/drainage systems for buildings and industrial facilities.
Venture Company Certification
Registered Venture Company
Registered as a technology-innovative venture company. An innovation enterprise recognized by an official government agency for the originality and technical excellence of its auto-welding technology.
Certifications
ISO
Quality Management System
ISO 9001 Certified
Certified to the international quality management standard ISO 9001, officially recognizing systematic quality control across design, manufacturing, and construction processes.
Patent Portfolio
Patent 01
Pipe Auto Welding Machine
Pipe Auto Welding Machine
No. 10-2461462
Patent 02
Pipe Beveling Machine
Pipe Beveling Machine
No. 10-2463231
Patent 03
Large-Diameter Pipe Cutting Machine
Large-Diameter Pipe Cutting Machine
No. 10-0944360
Utility Model
Pipe Welding Jig & Fixture
Pipe Welding Jig & Fixture
Registered
Quality Best Performance Award
KARBALA Refinery Project
Officially certified by owner HDGSK JV (Hyundai·GS·SK E&C) — achieved lowest RT defect rate of 0.7%
June 2018 ~ December 2019 · No quality issues for 18 months
0.7%
RT Defect Rate
0
Quality Issues
18mo
Consecutive Defect-Free