On this day, 35 years ago, on May 19, 1990 (April 25, 1990, the Lunar Calendar), the "Interim Measures for the Management of Foreign Investment in the Development and Management of Areas of Land" was promulgated. On May 19, 1990, the State Council issued the "Interim Measures for the Management of Foreign Investment in the Development and Operation of Areas of Land." The "Measures" have a total of 18 articles, which stipulate that the term "patch development" as mentioned in these Measures means: after obtaining state-owned land use rights, carrying out comprehensive development and construction of the land in accordance with the plan, leveling the site, building water supply and drainage, power supply, heat supply, road transportation, Communications and other public facilities, forming industrial land and other construction land conditions; Then transfer land use rights. Economic organizations and individuals in Hong Kong, Macao and Taiwan who invest in large-scale development shall be implemented in accordance with these Measures. These Measures shall be implemented within the scope of special economic zones, coastal open cities and coastal economic development zones as of the date of promulgation.