National high-tech zones contribute significantly to the national industrial added value

my country's existing 178 national-level high-tech zones contribute more than 20% of the country's industrial added value, and are home to 30% of high-tech enterprises, 40% of specialized and innovative "little giant" enterprises, 50% of corporate R&D funding and invention patents, 60% of companies listed on the Science and Technology Innovation Board, 70% of national manufacturing innovation centers, and 80% of national key laboratories.