DFJ nanotechnologies Co.,Ltd
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Mr. Eva Tel:86--13331392065

Address: No.319 Xiangjiang Road, Hi-tech district, Shijiazhuang, China

Email: graphene@yeah.net

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QC/Technical Support

Quality control department ensure the products strictly qualified with the grade standard.

 

Part of Testimonials

“Eva was very helpful and knowledgeable in graphene area, the products quality very good as well, I have done my research paper, thanks for Eva's help.”

-Bill from USA


“I bought 5g Graphene powder from Eva, the test result is awesome, and price pretty low, I was satisfied with it.”

-Antonio from Mexico

 

"This is a serious company with serious staff, I think their graphene solved my problem well. Thanks for them."

-Mark from British

Certifications
Standard: QC department1
Number: QC000001
Issue Date: 0000-00-00
Expiry Date: 0000-00-00
Standard: QC department2
Number: QC000002
Issue Date: 0000-00-00
Expiry Date: 0000-00-00
Standard: QC department3
Number: QC000003
Issue Date: 0000-00-00
Expiry Date: 0000-00-00
Contact Us
Mr. Eva
  • No.319 Xiangjiang Road, Hi-tech district, Shijiazhuang, China
  • Tel:86--13331392065
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