BA ZHOU SHENG ZE TECHNICAL DEVELOPMENT CO.,LTD,founded in 2004, is near to Tianjin and the capital city of Beijing. Our products include GB,JIS ,BS,DIN,ANSI steel flange and forged steel flange with mild steel material, has steady Property, the dimension and the tolerance of the products is standard. Our product is absolutely accord with national standard tolerance requirement and also produce the blind plate according to customers' requirements, we specialize in manufacturing chemicals piping element, include: standard fastener, flange and pipe fitting. there is Strong technical force, advanced production technology, detection means complete and the products are exported to the United States, Britain Fancem,Germany, Italy, Canada, Japan, Korea, Argentina and Australia more than 20 countries and regions. We supply our products to petroleum,chemical industry,machinery,power Enterprise,coal mine in china.
We produces standard fastener with more than 20 series, thousands of specifications, from normal standard to alloy steel , constructional steel and carbon steel high strength bolt nut. 
Our company has started technical cooperation with several domestic and international well-known pipe fitting flange manufacturer, prodduce and sell various pipe fitting flange.we have earned a market reputation and establish the solid basis for customer cooperation
Our company adopt new technology, research and develop new products, introduce new cultural ideas , promote actively and make efforts to practice the modern enterprise management concept, put people first and try to bulid a modernization enterprise with advanced technology, scientific management, prosperity business, first-class talent. so that enterprises in the increasingly fierce market competition has grown in strength. We are looking forward to providing better products and excellent service for our customers and your cooperation