NANHUA LANLING.NANHUA LANLING is a professional electricity service enterprise with a registered capital of RMB 100 million and located in Minhang District, Shanghai, focusing on the R&D and manufacturing of high and low-voltage switchgear, as well as engineering operation and maintenance. The leading products cover four series of 35kV air-insulated switchgear, environmentally friendly gas-insulated ring network cabinets, covering pre-assembled substations, Vacuum circuit breaker and distributed power supply supporting equipment and dozens of products, technology covering SF6, solid insulation and other environmentally friendly solutions, serving the grid construction and intelligent power distribution field.