The 4.16 KV substation of Phosphate factory includes two 34.5/4.16 KV transformers, four 4.16/0.48 KV transformers and 146 electrical panels and cabinets. After the power receiving has been finished, single commissioning work of phosphate factory would be started soon. Next, the power would be transmitted to each device area through substation and dynamic device single commissioning work for each device would also be started soon.