LED what kind of explosion-proof certification is more authoritative for industrial and mining lamps?
Shenzhen Dazu green energy production and supply of LED explosion-proof lamp
LED what kind of explosion-proof certification is more authoritative for industrial and mining lamps?
Nanyang Inspection Institute of explosion-proof electrical is the most stringent, explosion-proof certificate of Shenyang and other places of Shanghai, Tianjin to fix Nanyang, but the quality is not good, no general, so the South anti explosion proof certificate is the most authoritative.
