Visali Engineering Co., Ltd. (referred to as: VSL China) is a Sino-foreign joint venture established by Hefei Sifang Engineering Mechanical and Electrical Co., Ltd. and VSL International Co., Ltd. (referred to as VSL) in mainland China. The company was registered and established on August 28, 1997 with the approval of the State Administration for Industry and Commerce.

VSL is a wholly-owned subsidiary of the Fortune 500 company Buig Group. VSL's post-tension prestressing technology and products have been widely used in various concrete structures around the world since 1956, and are committed to the design of engineering structures. and construction, while providing maintenance, repair and upgrade services to ensure the safety and durability of the structural system. Today, VSL has been recognized as the global leader in the field of post-tension prestressing systems and related engineering, and has gradually won a good reputation for its mature technology, reliable quality and superior service.

VSL China is one of the production bases of VSL. The company's products are aimed at VSL's subsidiaries and domestic Chinese customers. The products produced not only meet the requirements of international standards in relevant fields, but also meet the requirements of relevant domestic standards in China. The main business scope includes: steel stranded wire group anchor system, cable-stayed cable and external cable system, cable outer casing system, damper system, high-strength steel bar system, rock anchor system, prefabricated retaining wall, automatic climbing template system, heavy Products and services such as load structure lifting, bridge construction technology, prestressed post-tensioning method, prestressed tension jacks and supporting equipment, structural support and expansion joints.

Based on the introduction and transformation of advanced foreign prestressing technologies, VSL China adapts to the diversified market demand for prestressing technologies and products through continuous independent research and development. The company has a modern production management and technical team, with more than 150 employees, including more than 30 mechanical design and electrical engineer teams. The company invests professional production equipment and testing methods to ensure the production of high-quality products, and provides services that satisfy customers with efficient and intelligent construction equipment. Since its establishment, the products produced by the company have been widely used in the international market and cover various project segments.

"Striving for excellence, quality first, and satisfying customers" is the company's development philosophy. Unity, innovation, pragmatism and progress are the company's unswerving pursuits.

The company has always pursued and maintained internationally advanced prestressing technology, product quality and service. It is willing to cooperate sincerely with design units, engineering construction and construction units to jointly build milestone projects in the field of building structures such as bridges.