Since 2018，centering around the implementation of the important strategical plan to build the national comprehensive pilot zone for replacing old growth drivers with new ones in Shandong Province，and being led by new development concept，Dongying City takes great efforts to develop “four-new” economy，takes positive steps to expedite the new growth drivers and improve and strengthen the old growth drivers，and all its social and economic causes have kept healthy and rapid sustainable development state，its high quality development has taken solid steps and the conversion between old and new growth drivers has gained successful practice.