The automatic transfer switch is composed of one or more switching devices for automatically disconnecting the load circuit from one power supply and connecting it to another electrical appliance. To be designed in strict accordance with national standards, NDQ3A series of automatic transfer switches are applicable to the power distribution system with the rated voltage of AC400V(50Hz/60Hz), which are widely used in construction, industrial control, telecommunication, power and other fields over the years, with the reliability and stability recognized by many customers.

Our company produces and sells various stainless steel products, and supports customized production of various non-standard products. Stainless steel products are mainly used in fields such as medicine and universities.

<span style="font-family: " pingfang="" sc",="" "microsoft="" yahei",="" "segoe="" ui",="" "lucida="" grande",="" helvetica,="" arial,="" freesans,="" arimo,="" "droid="" sans",="" "wenquanyi="" micro="" hei",="" "hiragino="" sans="" gb",="" gb="" w3",="" fontawesome,="" sans-serif;"="">Our company also can export kinds of stainless steel products, electronic components, wires and cables, automotive and motorcycle accessories, packaging materials, glass products, pipe fittings, lighting appliances; Sales of hardware and electrical products, textile fabrics, bicycle accessories, cosmetics, electromechanical products, ceramic products, and metal materials, as well as import and export of various commodities and technologies through self operation and agency (excluding commodities and technologies restricted or prohibited by the state for company operation or import and export)***