当时还没有绳、线，可能用动物韧带来缝制衣服。
At that time there was no line and rope, so the zoic ligament maybe used to make clothes.
过去三年里，由于其在设计和生产上的优越性，Sewfree在制衣上的应用非常成功，而且，接缝胶带生产线可以帮用户增强焊接缝或防水缝合缝。
Additionally, there was great interest in our premier seam tape product line with which allows users to reinforce welded seams or waterproof sewn seams.
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