TECHNOLOGY
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Sigma continually make efforts on product innovation and development, let science and technology lead life. Product development is an important mission for our company. Increasingly sophisticated core professional technology and innovative DNA make Sigma more prominent and outstanding in precision materials.



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ABOUT SIGMA
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Sigma was founded in 2010, specializing in precious-metal-related materials such as powders, alloys, bonding wires, sputtering targets, coating materials, preforms, and feedstocks.

For the past fifteen years, we have dedicated ourselves to one mission—perfecting precious metals.



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CONTACT US
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HeFei Headquarter

+86-551-67399937
E-mail：market@sigmamaterial.com
No.139, Tiantangzhai Road,
High-Tech Industry Development Zone,
Hefei, Anhui, P.R.CHINA



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Taiwan Sales Office

+886-3-5540038
E-mail：market@sigmamaterial.com
Taiwan：3F., No. 148, Sanmin Rd., Zhubei City, Hsinchu County 302, Taiwan (R.O.C.)




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South China Sales Office

E-mail：market@sigmamaterial.com
Xinqiao Jingcheng Garden, No.118 Shajing North Ring Road, Baoan District, Shenzhen city, Guangdung province, China.





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