The project is located in Lucheng City, Changzhi City, covering an area of 510 mu. The construction scale is 100000 t / a nylon 6 monomer. Using coke oven gas and coking crude benzene in the coking Park as raw materials and adopting mature technologies at home and abroad to produce 100000 t / a nylon 6 monomer, the project construction plays an important role in promoting the transformation and development of the coking industry in Shanxi Province. The project uses 36 Hertz high voltage capacitors and 12 vacuum contactors.