Petrochemical industry refers to the manufacturing industry of producing petroleum products and petrochemical products from the raw materials of petroleum and natural gas. It is closely bound up with the life of the people, all basic necessities of life are inseparable from petrochemical products. Done Power devotes itself to the installation and maintenance of petrochemical equipment. In 2018, it extended to a new field of service and began to provide services for Gulei Petrochemical Factory located in Zhangzhou, Fujian.