Hubei excellent and constant technology co., Ltd. ( Good original Shiyan constant hydraulic machinery co., Ltd.) Established in April 2001 in Yun County, Hubei Province liubeizhen, 2004 January Chief moved to Yun County economic development zone. since the establishment of the company is committed to research and development, production of various kinds of special-purpose hydraulic cylinder Assembly, enlarged rack Assembly, pump truck fuel tank, crane truck fuel tanks and hydraulic system of hydraulic mine prop. after 10 years of unremitting efforts, "the constant" brand hydraulic cylinders series have became the domestic leading position in the domestic market share, 2010 market share at more than 35%. and three rivers in the new venture, set group, Hubei Tri-ring group, steam vehicles, North of Baoji Auman Ji Fuqing in the group, the Group has established a strategic partnership.

about modern enterprise management, ERP enterprise resource planning system successfully imported, is a product research and development, production, sales and service in one of the modern production and research and development enterprises, the company currently employs 1200 people, covers an area of 198,000 square meters, 1000 sets of mechanical equipment, with annual production capacity of more than more than 180,000 sets the fuel tank, Scale of net worth of $ 200 million. the company has passed ISO/TS16949:2002 quality management system certification, and "national high-tech enterprise" review, and won the "brand-name products in Hubei Province" and "famous brand in Hubei Province" and other honorary titles.

company adhering to "responsibility, and quality, and leading, and efficient" of business concept; to "products reflected character, quality reflected personality, do first man" of principles; go "quality, and cost, and brand" of road, within strong quality caught quality, outside tree image keep reputation, to "created domestic first-class hydraulic cylinder production base, build Centennial better constant brand" as better constant people constantly of pursuit of target. looking to the future, constant people willing to work together with the community to create a better future.