Zhengzhou Hola Business Co.,Ltd located in Zhengzhou City, China, that committed itself to Pipe fittings and valves production and market in China, the product range including: rubber expansion joints, metal expansion bellows, duckbill valves, dismantling joints, flap valves and pinch valve, etc. we devote us to supply our clients good products with best service, which enjoy highly reputation of customers between domestic and overseas.
Products are widely used in water supply and drainage, electric power, metallurgy, urban construction, petroleum, chemical, environmental protection, such as the large and medium-sized enterprises in the construction of water supply and drainage in the field of business.
