Shanghai Hongyuan is the constitutor of national standard and has made positive contribution to the standard.
   Shanghai Hongyuan is one of the major Five constitutors of induction lamp national standard.
    《properties for Self-ballast electrodeless fluorescent lamp》
    《security for Self-ballast electrodeless fluorescent lamp》
    《security for electrodeless fluorescent lamp》
    《properties for electrodeless fluorescent lamp with electronic ballast》
    《security for electrodeless fluorescent lamp with electronic ballast》