As an important industrial base of electricity generator, Nantong has abundant power capacity. As the lack of power is inflicted many parts of the nation, Nantong City never encounters the problem of power limit. Power supply is guaranteed for local business. The two 300MW for each generator capacity is put into operation to ensure power supply. There is one 220KV substation and five 110KV substations built inside NETDA to guarantee sufficient power supply for both production and living at different voltages, such as 110KV, 35KV and 10KV. Dual circuit uninterrupted power supply is available in NETDA.