The Iranian President, Hassan Rouhani, inaugurated the new four development phases of South Pars field on March 17, according to a Twitter statement by the Iranian oil ministry, Reuters reported.

Iran had announced the development phases on March 12 without giving further information about its inaugural.

The country has invested around $11 billion to complete the new phases.

Launching the development phases is expected to increase the country’s gas production capacity by 110 million cubic meters per day (mcm/d), according to the statement.

The gas production at South Pars is expected to be more than 750 mcm/d by late 2019. Meanwhile, the country produces around 841 mcm/d in the current year, which began in March 2018, according to Oil Minister Bijan Zanganeh.

Iran expects to produce 880 mcm/d in the next year and 950 mcm/d the following year, Zanganeh added.