空芯纱技术是一种用来提高棉纱性能的技术，它增加了纯棉纱线中的存储空气，并为纺纱和织造过程提供较大强力的纱线。
"Hollow" yarns have the properties with light-weight, flexible and more warm, as increased the entrapped air in the yarn, and to gain a stronger yarn for spinning and weaving processes.
空芯纱技术是一种用来提高棉纱性能的技术，它增加了纯棉纱线中的存储空气，并为纺纱和织造过程提供较大强力的纱线。
"Hollow" yarns have the properties with light-weight, flexible and more warm, as increased the entrapped air in the yarn, and to gain a stronger yarn for spinning and weaving processes.
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