JWM has been recognized for its excellence since it started manufacturing copper fittings for the first time in Korea, in 1979. JWM was nominated as
the manufacturer of “World’s best product” in 2005 by the Korean Ministry of Industry and has also developed its own technology & manufacturing processes.
Today JWM has achieved a market leading position in the Korean market. At the sametime, JWM has been growing it's worldwide customer base. With this growth, JWM had awarded “Export 30 million USD Tower” in 2006 and ‘Bronze Tower Order of Industrial Service Merit' in 2007. Also, the company has been crowned ‘Gold Tower Order of Industrial Service Merit’ in 2014 by its recognized contributions to the industry. In 2016, Mueller Industries, Inc. has acquired majority interest of JWM.
With the basis of rigid quality control, JWM set up the mass production system to manufacture copper fittings. JWM is able to supply most sizes of copper fittings in various standards of industrial applications, such as water supply, gas, sanitation, cooling/heating, as well as plant plumbing.
As well as the Korean market, JWM currently supplies it's quality products to the USA, UK, Japan, Australia etc with the required certifcation for each country. JWM continues to develop its business partnerships throughout Asia, Europe, North America and the Middle East.