YhmcoAbout YHMCO
Quality Policy
All employees participate in quality management to manufacture Customer Satisfied products.
LRQA 
JQA 
1IQC
Material Receipt
2IPQC
Sawing
3IPQC
Forming
4IPQC
Heat Treatment
5IPQC
Sizing
6IPQC
Beveling
7FQC
Pickling
8OQC
Finished products warehouse-in
9
Shipment
| 1994 | ISO 9002 |
| 2002 | ISO 9001 (replacing ISO 9002) |
| 2007 | JIS MARK (JIS B 2312, JIS B 2313) |
| 2013 | JIS B 2309 (su fitting) |
| 2014 | ASME Section IX Certification |
| 2014 | China Type Test Certification (Pressure Piping Components) |
| 2016 | JIS MARK (JIS B 2312, JIS B 2313 and JIS B 2309) |
| 2017 | SABIC Approved Vendor |
| 2018 | 2018 Upgrade to ISO 9001:2015 |
| 2020 | NSF/ANSI 61-G Certificates & Certified Products’ Range |
