"Shanghai World Expo Park" is a world-class expo park with significant international influence. The relevant departments of the Shanghai government fully follow international practices in the procurement process of pre-screening, selection, entry, and finalization of service suppliers. Comprehensive qualifications, corporate strength, historical performance, industry reputation, technical level, production capacity and other ports have implemented the most rigorous three-dimensional inspection and verification. "Shanghai Kehua" has successfully become the main service provider of "insulation pipes" selected by "Shanghai World Expo Park" after all strict evaluation procedures. He helped the park to successfully build and complete a thermal pipeline network of about 35 kilometers, which strongly ensured the smooth operation of the park's heat consumption and won praise from the leaders of the relevant central ministries and commissions.