http://pastport.jp/user/ngswbtec ja-JP SWBTEC is a professional slewing bearing manufacturer and exporter since 2006,now 60% is exported and have stable customer all over the world. our slewing bearing is of the stable quality workmanship.All are set to the specifications,inspected strictl 2022-11-28T15:27:25+0900 http://pastport.jp/user/ngswbtec/timeline/Ningguo%20Swbtec%20Industry%20Co.%2CLtd ngswbtec http://pastport.jp/user/ngswbtec/timeline/Ningguo%20Swbtec%20Industry%20Co.%2CLtd