combination service造句

the company mainly produces polyester yarns, man-made cotton yarns, acrylic yarns, staple yarns, as well as the thread-combination service . the products find a good sale in britain, german, america, korea, japan etc ., and the products have been listed into the ones that are exempt from inspection to export by users . the company has already passed iso9001 international quality system authentication, and it has been rewarded as the enterprise with high reputation, aaa " grade credit enterprise
公司主要生产各种规格的全棉精梳纱氨纶竹节纱全棉竹节纱氨纶包芯纱腈纶包芯纱包覆线纯涤纯腈纯棉纱线及涤粘涤棉腈粘涤腈羊绒棉涤麻等混纺纱线，生产的产品远销英德美韩日等国家和地区，被用户列为出口免检产品，公司已通过iso9001国际质量体系认证。
It's difficult to find combination service in a sentence. 用combination service造句挺难的