One of our company's significant advantages lies in the fact that we have accumulated an extremely rich professional experience and profound industry knowledge in the fields of heavy materials and thick wires. We deeply understand that our success is closely intertwined with that of our clients, and the two are inseparable. We realize that every company has its unique business needs and specific operational models. Therefore, we always adhere to the personalized service concept and strive to provide tailor-made solutions for each client. We focus on identifying and precisely meeting the specific needs of each customer. It is precisely with this meticulous service attitude and outstanding professional capabilities that Longsew has won the trust and recognition of many important companies.

In the highly competitive market environment of today, Longsew has already become a leading manufacturer of heavy-duty automatic pattern sewing machines, renowned in the industry. The heavy-duty automatic rope sewing machines it develops and produces, with their outstanding performance and stable quality, are widely favored by many countries around the world. Specifically, these devices are widely adopted by rock climbing rope manufacturers in the United States, Germany, Italy, the United Kingdom, Canada, China, Colombia, Japan, Mexico, the Netherlands, South Korea, Singapore and Vietnam, etc.

These highly specialized safety rope sewing machines have been meticulously developed based on the actual demands of climbing rope and safety belt manufacturers. Their core objective is to reduce the reliance on skilled workers during the production process, thereby effectively lowering labor costs. Additionally, the quality of the stitching will be precisely controlled through advanced computer systems or dedicated equipment, ensuring that every stitch meets high standards. These series of measures not only significantly reduce the production cost of the final products but also greatly enhance product quality and production efficiency. Through these optimization measures, our customers will be able to more confidently cope with market competition and successfully compete with other manufacturers in Europe and the East (especially China), ultimately providing their customers with high-quality and reasonably priced products, thus securing a favorable position in the market.

LS273-2010S sewing machine use 204 big shuttle hook, increase bobbin thread capacity, can use very thick thread (1500dx3, V415, V462, T-500 or 1.4mm hollow thread, flat thread, or upholstery thread), is specially designed for sewing safety rope connection or thick belt.

LS273-3020 auto pattern sewing machine use (Durkopp Adler) 204 big shuttle hook, increase bobbin thread capacity, can use very thick thread (1500dx3, V415, V462, T-500 or 1.4mm hollow thread, flat thread, or upholstery thread), is specially designed for heavy duty pattern sewing. Mainly used for sewing heavy slings etc. We have working area: 200*100mm; 300*200mm; 500*200mm standard versions in offer, also can enlarge working area for special order.

LS733-3020 auto pattern sewing machine use KSP7-31 supper big shuttle hook, increase bobbin thread capacity for 6 times bigger than normal one, can sew very thick and hard material, also can use very thick threads. It is our most strong sewing machine for most thick materials.

LS733-5020 auto pattern sewing machine use KSP7-31 supper big shuttle hook, increase bobbin thread capacity for 6 times bigger than normal one, can sew very thick and hard material, also can use very thick threads. Working area reach 500*200mm suitable for extremely thick slings sewing.

LS300-5020 automatic pattern sewing machine using 6 times big rotary hook, largely increase bobbin thread capacity, highly improve working efficiency. Due to different size of slings or belt, we have LS300-2010 working area: 200*100mm, LS300-3020 working area: 300*200mm, LS300-5020 working area: 500*200mm. Also due to customer’s requirement, we can specially order special working area for it. Mainly used for: safety harness, lifting slings, cargo lashing strap and other heavy-duty materials.

LS200-5020 is specially designed for FIBC bag loop ring, lifting belt sewing. Use 3 times big rotary hook. Specially table cover design for one machine two ways using. Without S.S. table top cover can be used for sew 200mm*100mm area FIBC lift ring. With cover can be used for sew 500mm*200mm lifting belt. Also it can be used for sewing safety belt, locking band etc.