World's leading manufacturer of service tools in industry hvac-r, zhejiang value mechanical & electrical products co., ltd. (value), produces high-quality vacuum pumps, suction devices and tools for cold and air conditioning for over 23 years. founded in 1996, based in china, the internationally active company currently employs more than 400 qualified, experienced employees. the products from the chinese manufacturer convince through high efficiency, robustness, longevity and are cheaper compared to other providers. value is today strong chinese tool manufacturers and takes a good position in the international market. value product range complies with european policies and has certification: quality management system standard iso9001: 2008. the products are certified according to ul, ce and csa. advanced production is based on japanese okuma-byjc and german wenzel manufacturing facilities, which offer us the highest quality refrigeration and climate solutions in combination with precise processing. thanks to its own research and design centers, products are tested and developed, the product range is thus constantly expanded and adapted to the new market needs. the company currently includes 71,500 m2 of total area and has an advanced production line, testing equipment and a research and development center. eco-friendly tools of the brand value are the result of rich experience and continuous innovation and improvement. value currently has 100 patented technologies and exports numerous products in 90 countries around the world.