Qingdao Alt Trade Incorporated Company locates in Qingdao, the port city of China. We design, manufacture and sell an extensive line of flow control products, and they are applicable to water, oil and gas. the raw materials are brass and bronze, the range of our products is as below： Mini ball valve series Ball valve series Gate valve series Cut-off valve series Check valve series Floating valve series Brass pipes and fittings Relief valve series Balance valve series Angle valve series Radiator valve series Our own factory locates in Yuhuan county, Zhejiang province，the brass valve production base of China. Our R&D and quality assurance engineers have more than ten years working experience in valve production factory, so we have the ability to develop new products and control the quality as per our customers’ requirements, and we also supply quality products with competitive prices, therefore we have enjoyed a good reputation from our customers. Our products have been exported to Western Europe, Russia, North America, and South Asia etc for more than 18 countries. Service is our business. We stand behind our products, and we deliver value for our customers.