Shanxi Yuansheng Industrial Co., Ltd. (SYI) has served the society for over 10 years with best construction and municipal products. Our main products include: 1) Ductile and grey cast iron manhole covers and gully gratings 2) Ductile iron pipe fittings 3) Flange adaptors and couplings 4) Valves 5) Flanges 6) Street and garden lamps 7) Rainwater gutters and accessories 8) Surface boxes 9) Tree gratings and frames 10) Precise castings 11) Concrete forging anchors 12) Drop forgings 13) Fire parts and accessories 14) All types of OEM castings and forgings SYI regards quality as an essential and integral part of our business success. To meet this we have achieved three types of world well-known certificates, including ISO9001 Certificate (UK), BSI Kitemark Certificate (UK) and ISO9001 Certificate (UCS). Further assurance of consistent product quality is gained from the fact that the majority of our customers grows rapidly with us together. The manufacturing of SYI brand products has evolved as a mark of quality and our products find warm acceptance in domestic as well as international market. OEM service is also available. A group of highly experienced and technically qualified engineers and R&D staff are ready to listen to your comments and requirements at any time. SYI''s leading position in Chinese''s highly competitive environment is maintained through our comprehensive, up-to-date and thorough knowledge of the market, coupled with our management''s aggressiveness and flexibility in modifying tactics and strategies in accordance with the changes of the market conditions.