Dongying has invited high-tech enterprises, small & medium-sized sci-tech enterprises, "chain master enterprises", leading enterprises, "gazelle enterprises", "unicorn enterprises", "single champions", "invisible champions", specialized, refined, distinctive and innovative "small giant" enterprises, outstanding start-up teams and high-level platforms, to start up in Dongying, in a joint bid to build a high-quality chained, clustered and open modern industrial system.

Industrial chain building is a basic project in high-quality economic development. Dongying has comprehensively implemented the "chain leader system" for key industries, focused on developing the chain economy, and accelerated the building of a high-level modern powerful city. The key areas of cooperation with the invited enterprises include new energy, petrochemicals, non-ferrous metals, biomedicine, new materials, rubber & tire, and petroleum equipment. Dongying will tailor policies for key business partners intending to invest in Dongying, including "one issue, one discussion" and "one chain, one policy". For enterprises that will establish R&D and production bases in Dongying, Dongying will integrate application scenarios with local supply chains and industrial chains. For enterprises seeking financing, Dongying will provide inclusive finance services through government-bank-enterprise coordination. Dongying will provide counseling and cultivation services to high-tech enterprises and small & medium-sized sci-tech enterprises, provide appropriate subsidies to headquarters-type enterprises, national high-tech enterprises, as well as specialized, refined, distinctive and innovative enterprises, and provide the most preferential policies for the introduction of top talents, leading talents, college student talents and overseas talents, as well as the establishment of high-level platforms.