commercial instrument
certificate
Knowledge of ISO9001 quality system
This project is an electric-auto subject in 863 Plan of the national “10th 5-Year Plan” (No: 2001AA501433) a national “Torch Plan” project.
GB/T19001-2008/ISO9001:2008
Radiant melting furnace patents
Gypsum calcinator patents
Kuangfen modified calcined furnace patents
Certificate of spark plan
National product certificate