Zagros Petrochemical Company was founded in 2000 within the framework of Iran third economic, social and cultural development program for achieving the global markets and gaining a considerable share of methanol market. In order to enable the company to compete in international markets and considering the rich gas recourses in Pars Special Zone and its strategic location, 30 hectare land allocated for ZPC and the production complex founded in Assaluyeh. In the other hand the complex was designed to exploit maximum of produced energy in synthesis reactor and also the recycled energy in reforming unit for supplying the required energy thus almost 205 t/h with 40 b pressure steam will be manufactured and sold. The contract of basic engineering, detail engineering design and procurement of equipment was signed with consortium of Lurgi oil Gas chemise and PIDEC (Iran) All the implemented activities of construction have been accomplished by Iranian contractors. According to the contract with Lurgi and PIDEC companies, the first phase was implemented in 2001 and finished with the capacity of producing 1.650 million per annum methanol grade AA in 2006. By finishing construction activities of the second phase in 2009, ZPC with the capacity of producing 3.300.000 ton methanol per annum has been known as the largest methanol manufacturer in Iran and one of the five largest manufacturers in the world.