JMA is a leading company within the Chinese aluminum industry and has been manufacturing aluminum profiles for a variety of applications since 1993; our aluminum products include aluminum doors and windows for residential use, curtain walls for commercial use, as well as industrial aluminum profiles. JMA aluminum products are very popular in Latin America, in Africa and in European as well as were applied to the famous key construction projects at home and abroad such as Newark Liberty International Airport, the California Federal Government Building, LAC USC Medical Center in US, etc.