Shanghai ZHENDA complete sets of electric equipment Co.,Ltd. has been dedicating to design and manufacture electricity transmission and distribution equipment since 1999. Main products include high voltage bus bar system, medium and low voltage bus bar system, high voltage and low voltage switchgears, all kinds of cable trays, etc. Awarded more than 30 patents, and obtained authority certificates of 3C, UL,KEME, ASTA, ISO14001, ISO9001,etc.