Reform supply systems... Over the past seven years, supply-side structural reform has deeply penetrated various key industries and fields. This includes decapacity, deleveraging, destocking, filling in shortfalls, and reducing costs in the steel pipe industry, to consolidating the achievements of "three reductions, one increase, and one reinforcement," and further intensifying the efforts of "breakthrough, establishment, and reduction." The supply-side structural reform in key industries and critical fields has achieved unexpected results and progress.The foundational system has become more mature and established, achieving a leap from approval-based to registration-based systems. The pilot registration system is advancing steadily. The marketization of steel pipe issuance and predictability have significantly improved. Key systems such as trading and delisting have received systematic improvements, and the reform is resonating in harmony with market expectations.Structural reform of the supply side of the system aims to build a high-standard market system, implementing a series of landmark and crucial major reforms focusing on improving property rights systems and optimizing the market allocation of factors. The Liaocheng manganese steel Q355b hexagonal steel pipe manufacturer's specification and size chart, legally protecting the property rights of various forms of ownership economies, has basically formed a modern property rights system and legal framework for property protection, effectively enhancing the vitality of market entities and the endogenous driving force of economic development.Under the impetus of supply-side structural reforms, key industries such as steel and coal have met their capacity reduction goals. A batch of outdated and zombie enterprises have been eliminated. Efforts to address weaknesses in key areas have been intensified, significant technological innovations have emerged continuously, the strategic emerging industries and modern services have accelerated their development, and new technologies, industries, and business formats have grown rapidly.