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and then look at the seam line through the pinhole case of machine, usually about equal to the diameter of the suture public elliptical machine was 80% smaller diameter pinhole appropriate, needle thin line affects the stability of the bubble formation, resulting in the sewing process jumpers, sometimes the cause of the second break phenomenon; and needle thick line directly over the line in the destruction of the suture holes twist, is certainly a cause of breakage in the form of a third generation of the exclusion of the two. feeling phenomenon, they need to stop and carefully look at each heihebanlijiazhao.fmmqm Heihe

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