April 2019

China Minmetals Corporation Qualified supplier

February 2019
Pass ISO9001:2015; ISO14001:2015; OHSAS18001:2007 Certificate Certification.

November 2018
SuDian Qualified Supplier.

November 2018
Updated by China National Compulsory Product Certification Certificate（CCC) .

November 2018
Winner of Qualified Suppliers of STATE GRID Corporation Of China .

May 2018
LeiShen cable high voltage project put into operation.