Ua hoʻokumu ʻia ʻo Shanghai ZHJ Technologies Co., Ltd. ma 2007. ʻO ia ka mea hoʻolako nui o ka honua i nā mea keleawe a me ke keleawe. Kūpaʻa ʻo CNZHJ i ka hāʻawi ʻana i nā hāʻina keleawe piha no ka hoʻomohala ʻana i nā ʻoihana e kū mai ana e like me ke kamaʻilio 5G, nā kaʻa ikehu hou, ka transit rail a me nā kūlanakauhale akamai. Aia ʻo CNZHJ ma Shanghai, kekahi o nā awa nui loa ma Kina, a loaʻa iā ia nā pono o ka lawe ʻana a maikaʻi loa.
ʻO ka hana kūikawā i ka hana ʻana i nā huahana keleawe ma ke ʻano o ka ʻāpana keleawe, ka pahu keleawe, ka pepa keleawe, ka paipu keleawe a me ka pā keleawe, CNZHJ e hāʻawi i ka lawelawe maʻamau no ke keleawe, keleawe, keleawe, keleawe keleawe a me nā mea ʻē aʻe. Ka mea i loaʻa i ka ISO9001 Quality Management System Certificate. Manaʻo nui ʻo CNZHJ i ka mālama kaiapuni. ʻO nā huahana nā RoHS a me REACH i hoʻāʻo ʻia.
