Sigma Resources Aluminum Recycler
Sigma primarily focuses on secondary aluminum smelting and metal scrap trading. The Sigma Group plays a vital role in the global aluminum recycling ecosystem, processing scrap metal from sources such as shredded autos to produce specification aluminum alloys. The finished products are sold to manufacturers of auto and motorcycle parts, home appliances, and other industrial and commercial products.
STE. 5620, China World Trade Center Tower III
No.1 Jianguomenwai St., Chaoyang Dist.
Beijing, 100004, China
Silicon Valley Office:
245 Lytton Ave
Palo Alto, CA 94301, USA
Tel: +1 (650) 331-7300
32 Pekin St.
#05-01 Far East Square
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