API Standard 2-3/8~20" BTC/LTC/Special Thread EU/NU Eccentric Nose Aluminum Alloy Float Shoe Company Profile CORPORATE BRIEF We (SWS) are a professional company engaged in the development, manufacturing, sales, and service of downhole oil tools. Utilizing advanced downhole tool manufacturing technology from the U.S. and Canada, we provide casing accessories that exceed industry quality standards to meet the challenging cementing tool needs of oilfields worldwide. Our 78,000