company. It is located as part of the Shanghai National High-tech Industries Base in SHIBEI INDUSTRY PARK (login in), LERDN has established representative offices in the USA and Hong Kong, and signed with five countries’ agents as sole agents at a national level. In China, LERDN has eight branches and fifteen sole agents at the provincial level. We do our best to provide high-speed service and high-quality products to our customers.
Products
LERDN endeavors to research and manufacture electric safety protective products, which include lightning and surge protective devices for low voltage power system, data and signal control system, photovoltaic module and combiner box, electric fire monitoring system, intelligent room security system, smoke density meter and environmental detection systems, a portable surge protective device tester, etc.
Applications
LERDN provides reliable electric safety protective solutions to the electric power industry, new resource industries of solar and wind energy, the bank system, the mobile communication industry, the railway industry, etc.
Intellectual Property
LERDN appreciates intellectual property rights and owns a variety of patents in the country of origin (China) by way of independent research.
Quality
LERDN provides a five-year product quality guarantee and high-quality service globally. LERDN owns comprehensive inspection equipment, which includes: stimulant lightning current impulse test stand, network analysis meter, SPD performance tester, on-line aging test stand, etc. LERDN strictly carries on ISO 9001 and ISO 14001 management systems. These products adhere to ROHS standards. During research and manufacture, LERDN actively reduces its environmental impact, emphasizes safety, and pursues sustainable development through constant improvement.
Cooperation
In building an international brand of LERDN, we wish to cooperate with more and more partners at the global level, and share our high-quality products and professional technology. By providing more solutions and product manuals in multiple languages, we will assist you to improve market development.