Group 1 - The company, Youfa Group, provides a wide range of products including welded round pipes, galvanized round pipes, steel-plastic composite pipes, spiral steel pipes, insulated steel pipes, anti-corrosion steel pipes, polyethylene pipes, composite pipes, stainless steel pipes, and various fittings, which are extensively used in underground pipeline networks for water supply, drainage, gas, fire protection, and heating applications [1] - The company's products, along with welded rectangular pipes, galvanized rectangular pipes, galvanized profiles, and扣脚手架, can also be utilized for structural support and wiring protection in underground utility corridors [1] - The "14th Five-Year Plan" includes a large-scale underground pipeline construction and renovation plan, which is expected to create new growth opportunities for the company's product demand in the future [1]