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This web site en.zszc.com.cn states the following, "Cement type float collar float shoe." Our analyzers noticed that the website also said " Single stage 35MPA casing head." The Website also said " Double stage 70MPA casing head. Cement basket is a cementing equipment which assist in supporting upper cement column during cementi. What is a float shoe. The Description and the Feature of the C. Shale gas is how mining." The website's header had Cementing head as the most important optimized keyword. It is followed by Float collar, float shoe, and casing head which isn't as highly ranked as Cementing head. The next words en.zszc.com.cn used was cementing plug. stage cementing Equipment was included but will not be viewed by search crawlers.