... various LED lamps and LED lights. By a series of our productions and service, a lot of troubles/costs can be ... three Assembly factories.Our products had been approved by UL and certificated for RoHS compliance.Our quality ... www.hzsingo.com. ItemDescriptionspcba servicePCBA OEM&ODMkinds of pcba manufacturedPCBA service: medical, instrument, environmental, industrial, networking, automotive, aeronautics, ...