Cotton nylon webbing manufacturers usa. National Nylon Webbing Products.

Cotton nylon webbing manufacturers usa Bright color, soft hand, fine texture, shiny and hairless, high washing fastness, strong dry friction, no fading, no azo dyes. It U. The webbing will also have an glossiness. , Ltd. Shop Bags USA Mfg. W with breaking strength from 6000 lbs. Washing resistance, abrasion resistance, weak acid resistance, and alkali resistance fully meet the environmental protection requirements of the European Union, Japan, the United States and other countries, and the quality is in a leading position in the world. 00 minimum order. One factor that might have you opting for a cotton thread over the nylon version is that cotton thread accepts dyes very well. May 3, 2023 · Nylon webbing & webbing assemblies are used to produce baggage, barrier, & floor-to-floor nets, industrial & military cargo lifting nets, various sling applications, & cargo restraining & tie-down straps. You can wholesale bulk high quality webbing made in China here from our factory. More + Polyester webbing is used in the clothing, sports and outdoor equipment industries and can be printed with a variety of different designs. to 9500 lbs. Jontay Webbing Source is a leading distributor of narrow fabric webbing (strapping or belting) and hardware accessories (buckles and parts). We provide all types of webbing tapes in affordable prices. Features include antimicrobial, fire-retardant, and water-proof finishes. Egg Conveyor Belt ,Webbing Tapes, Hydraulic Hose protection sleeves . Elastic, tape, webbing, hook, and loop narrow fabrics are offered. Our Products. Some nylon webbing meets military specifications. Winston We’ve been manufacturing custom-engineered webbing solutions in the United States since 1909. Binding products can be enhanced with our dye-to-match offering. American Plastics, reliable and quality materials for your industrial needs, since 1986. Our product lineup includes nylon, polypropylene, cotton, and woven elastic webbing. More + Original webbing’s Nylon Webbing is able to apply color under 60-100 degree. If we do not have it, we will make it! Polypropylene webbing repels water, is mildew resistant and low stretch. Our sublimation process ensures impeccable detail, allowing your brand and designs to truly stand out. We're WEBBING Supplier from China Established in 2011, Specialized in all kinds of Webbing,such as: Nylon,Polyester,Cotton and Polypropylene . x-axis, 20 in. manufacturer of standard & custom webbing including belt, linen, sling & strap webbing. y-axis & 20 in. Style 7L fits most applications but heavier webbing is available. All of our webbing is manufactured in our facility in Central Falls RI, just a mile away from Slater Mill where the American Industrial Revolution was born. x 148 in. Also, suitable for rubber roller manufacturing, wicking, surgical, sewing, and binding applications. Carolina Webbing is a wholly owned subsidiary of Burlan Manufacturing, located in Gastonia, NC, near Charlotte, NC. is a diverse manufacturer of military belts and buckles, mil spec webbing,bungee shock cord. We offer custom fabric dyeing and a variety of finishes, all manufactured in the USA at our facility in Philadelphia. Capabilities include disk sanding up to 12 in. More + National Webbing Products Co. Made from cotton, polyester, and nylon. May 3, 2023 · Manufacturer of woven fabrics made from Kevlar®, Nomex®, polyester, polytetrafluoroethylene (PTFE), polypropylene, nylon, carbon fiber, and cotton materials. One essential aspect is the origin of the webbing. , sheet metal forming, laminating up to 66 in. tensile strength with PVC, SBR and nitrile rubber covering. Webbing Depot can create any width, thickness, tensile strength. Polypropylene Webbing 2; Nylon Webbing 2; Cotton Webbing 2; Dacron ® Webbing 1; Camouflage Print Webbing 0; 4-Panel Polyester Bracing Webbing 1; Ribbed Nylon Webbing 1; Specialty Webbing 12; Woven Imprinted 0; Printed Webbing 0 Textile webbing has many applications in the manufacturing industry. A huge variety of nylon tote bags in a variety of sizes, colors, and styles, all made in the USA in California including beach totes, reusable grocery tote bags, expandable tote bags, and mesh totes. 1-3/8 in. Suitable for aircraft, safety, and electric applications. Wayne Mills is a family-owned and operated textile mill in Philadelphia. Search. thermosol dyed polyester webbing with minimum tensile at 6,000 lbs. Explore our wide selection of cotton, polyester, and nylon fabrics, webbings, tapes, and bindings. Available with 0. Contact us at (800) 886-6060 for a custom quote! Orders are shipped quickly and efficiently to anywhere in the United States or abroad. More + K & W Webbing is a family-owned U. AMD Webbing: Your Reliable Elastic Band Partner in China. Original Webbing specializes in manufacturing high-quality flame-retardant webbing, offering customized flame-retardant webbing which can withstand extreme heat while meeting specific design requirements. Measures 1x5 in length. is a team of experts with more than 30 years of expertise in manufacturing and developing knitted, woven, elastic and rigid narrow fabrics for apparel, automotive, bedding, fall protection, first responders, industrial, commercial, medical, military and recreational industries. Some products are available in 1/8 to 12 in. N5000-10-720SO 1. Includes hook fastener on back. With its ability to provide strength, durability, and flexibility, webbing is an essential component in various products and projects. We are committed to excellence, creating new innovative technologies, and continuously improving our product lines. Cotton Webbing: 25 stock colors in widths from 1/2” to 2”. Nylon Straps, Webbing, & Fabric Tape. Renowned for its strength, durability, and resistance to environmental conditions, it is ideal for a variety of challenging applications. harness webbing. Some fabrics are fire retardant and pressure sensitive. In this comprehensive guide . Carolina Webbing benefits from 40+ years of manufacturing expertise in weaving engineered industrial fabrics. Quality Egg Conveyor Belt Manufacturer: Webbing Tapes. To ensure the best quality of Wayne Mills manufactures multiple products that comply with military and government spec standards, including government-spec webbing, mil-spec nylon, and mil-spec cotton twill tape. Skip to Content Menu info@ribbonwebbing. Types include cotton, nylon, and polyester webbing. Outstanding nylon webbing: Ideal for attaching straps to bags, slings, lawn chairs, belts, clothing, and accessories for outdoor climbing. All of our manufacturing is done in the USA, and equipped with needle, shuttle, and specialized jacquard looms. May 3, 2023 · Manufacturer of non-elastic webbing made from polyester, nylon, carbon fiber, polypropylene, and cotton materials. /in. Available in 1/4 to 6 in. Nylon is a synthetic fiber commonly used to make ropes and fabric that is known for its high strength-to-weight ratio, durability, and superior abrasion resistance. Many of our stock items made from cotton, polyester, and nylon perform beautifully in a variety of binding applications. Polypropylene, cotton, seat belt and nylon webbing are available. 5 inch-1 1/2 inch Ribbon Polyester Webbing for Straps Seat Belt Crafts Pet Collars Leash Backpack Strap Belt -38mm: Webbing - Amazon. View All Products Webbing Tape & Straps. 1102 in. Also offers custom webbings. We offer a full line of nylon webbings in a variety of weaves, widths, and colors in stock for fast delivery. More + Blue Star Webbing from National Webbing Products Co. We are nylon webbing manufacturer, good quality nylon webbing supplier from china,we can provide factory price to wholesale nylon webbing, cheap nylon webbing hot selling China Webbing Manufacturer, ChangYe Webbing specialize in webbings, engaged in the design and manufacture of different kinds of fabrics: polypropylene webbing, nylon webbing, cotton webbing, high strength polyester ribbons, jacquard webbing, binding straps, belt variable, Military Webbing, Pet restraints webbing, knitted elastic. All flame-retardant fabric can be customized to your specifications. ASK FOR A QUOTE Best Selling Products WEBBING for Dog collar, Seat Belt , Bag Strap, Military, Outdoor , Garment Elastic ,Gift Packing MORE PRODUCTS About Us LIRUO Webbing established Oct 19, 2017 · About this item . May 3, 2023 · ISO9001 & AS9100 certified custom manufacturer of nets including nylon webbing. Buy PECMER 6 Yards Red Jacquard Cotton Webbing-Nylon Webbing 1. We work hard to maintain and further our legacy by producing high-quality, reliable webbing and sewn assemblies for original equipment manufacturers. Products Website. Our products include flame-retardant camouflage webbing, flame-retardant elastic bands, and flame-retardant hook & loop fasteners. Local: (516) 346-4636; ChangYe Webbing is a China leading webbing manufacturer, specialize in webbings, engaged in the design and manufacture of different kinds of fabrics: polypropylene webbing, nylon webbing, cotton webbing, high strength polyester ribbons, jacquard webbing. However, selecting the right webbing for your specific needs can be a daunting task. Available in 1/8 to 12 in. W to 3 in. Through our unparalleled inventory of webbing made of cotton, nylon, polyester, and polypropylene we can meet our customers’ needs quickly and economically. American Webbing and Fittings, Inc. Nylon socks may be cheaper as well as some stores have them as cheap as $1 and the same stores may have cotton socks for $10 a pair. More + Discover our top-quality webbing, mesh, thread, fabric, zippers, hook and loop, cordage, plastic and metal fasteners. Explore custom tapes, webbings, bindings, and services such as custom dyeing. Contact us at (800) 886-6060 for a custom quote! National Webbing Co. , horizontal Welcome. Capabilities include sewing, punching, fusing, hot & cold cutting & ultrasonic welding. NWP manufactures polypropylene webbing in lightweight, heavyweight and tape constructions in a wide variety of colors and widths including a black style with rubber traces. 4961 Home Road. Military spec webbing and fabrics are offered in various thickness categories to withstand the high tolerance necessary for tactical military applications. Bags USA is proud to present the highest-quality sport and travel bags, all made in the USA. Established in 1986, North East Knitting, Inc. Understanding the different types of webbing available is crucial for selecting the Nov 13, 2020 · Cotton cannot beat nylon there. 800-220-8053 Sample Requests 1. A stock Fabric Webbing refers to a strong and flexible woven fabric strap made of fibers such as nylon, polyester, or cotton. Whether you're seeking strength for industrial applications or flexibility for fashion design and apparel, our extensive catalog offers customizable options to match your specifications. Offered in different specifications and features. Heavyweight Cotton Webbing National Webbing Products (NWP) manufactures cotton webbing in a heavy weight construction in a wide variety of colors and widths, including 1-inch cotton webbing, cotton webbing of 1. Whether you need a luggage attachment strap, tie-downs for the cargo on your truck or colorful nylon webbing for a promotional product, we've got you covered at Strapworks. 5" Nylon (SO) Black Product 4 out of 0 1. Manufacturer and distributor of Nylon Webbing, Polyester Webbing, Polypropylene Webbing, and Cotton Webbing. Ribbon Webbing Corp. Narrow fabrics made from nylon are a favorite of many manufacturers. This integrated capability allows us to offer technical recommendations and customizations that ensure performance across both components. Webbing is UV protectant, abrasion resistant, and water repellent. Related Reading How is Cotton and Nylon Webbing Made; How do I Clean Nylon Webbing; How to Safely Use Shock Cords Previous Next Home Polyester Sling Webbing & Tie Down Webbing Carolina Webbing offers synthetic webbing for lifting slings and tie down webbing. UPPERCASE CHARACTERS ONLY. Soldiers use this equipment on the battlefield, so they need to rely on its durability. Design and repair services are available. We are a fourth-generation, family-owned and operated business and the only company located in the US that manufactures and supplies webbing, plastic buckles, cord and sewn straps. custom polyester webbing Not only is polyester strong and durable, but it is customizable! We offer a wide selection of polyester products that can be printed with your original designs, including multiple types of ribbon, elastic, and even heavy-duty 12K polyester webbing. Nylon Webbing Local: (516) 346-4636 Hello,welcome to Jayi webbing manufacturers website, we manufacture different material webbing,lanyard and beautiful ribbon products in high quality, such as cotton webbing,polyster webbing,nylon webbing and polypropylene coated webbing styles etc… Jan 22, 2024 · Style- Luxury Pattern- Embroidery Jacquard/Crochet Flower Webbing type- Jacquard webbing Fabric Type- Polyester, Cotton, Nylon Length- 5yard/ 50yard Width- 1. Nylon Webbing Local: (516) 346-4636 Manufacturer of standard and custom cable and 2-sided plain webbing for medical applications. National Webbing Products Co. In this blog, we will explore the benefits of opting for made in the USA webbing and why it can be a wise choice for May 3, 2023 · Distributor of webbing made from cotton, nylon, polypropylene, elastic, vinyl coated, and rubberized materials. It is less expensive, and easier to clean than 1" Nylon (SO) Special Coy Tan Product 3 out of 0 1" Nylon (SO) Special Coy Tan Item No. 140″ Style: Type 10 Weave: thick, double plain Identification Line: on each Tape Craft has a long history of manufacturing cotton webbing, most notably for mil-spec applications. $50. Suitable for belt, luggage, backpack, cable or hose protector, strap, pet collar, and leash applications. For customized service, contact us now. All of Wayne Mills’ products can be custom ordered to meet the needs of your unique application. It is often used in outdoor gear and clothing because it is resistant to UV rays, mildew, and abrasion. Explore our wide selection of flame-resistant webbing and fabric tapes. Products are available in retro reflective webbing & tape & ¾ in. on Amazon Mil-W-17337F is a military specification outlining the standards for woven nylon webbing used in both military and civilian settings. We also have the finest quality Binding Tape , Polypropylene , Polyester , Tubular , Seat Belt and Cotton Webbing for various applications including pet colors and leashes, straps, belts, clothing, bags, packs, safety harnesses, tie-downs, slings, cargo nets, restraints. Manufacturer of non-elastic webbing made from polyester, nylon, carbon fiber, polypropylene, and cotton materials. com (800) 211-3332 Search RFQ Poly Webbing. Manufacturer of standard and custom nylon, cotton, cloth binding tapes, and webbing for apparel, carpet binding, and book bindings. Choosing webbing that is made in the USA offers several advantages that go beyond simply supporting domestic manufacturing. width. thickness and 0. MANUFACTURER WITH IN-HOUSE CAPABILITIES FOR BERRY COMPLIANT WEBBING AND NATICK APPROVED BUCKLES ACW manufacturers military spec products to requirements and expectations for tactical gear, military contracts and today’s warfighter Military Offerings ACW is the only U. Cotton vs Nylon Thread. manufacturer of both webbing and the accompanying hardware. May 3, 2023 · Distributor and manufacturer of upholstery webbing. May 3, 2023 · ISO 9001:2000 certified manufacturer of webbing used for fall restraints. K & W Webbing is a family-owned U. Secondary services include textile design, narrow fabric bleaching, dyeing, reflective lamination, coating, and cutting services. National Webbing Products (NWP) offers woven MIL Spec webbings in a variety of fibers such as Cotton, Polyester, Nylon, and Polypropylene. SHIPS FREE OVER $100 (207) 784-7151; Returns. Nylon Webbing Local: (516) 346-4636 Fabric Warehouse’s ½” to 2" webbing is available in cotton, nylon, poly, and canvas strapping! FOLDED FABRICS. (NWP) is the prime manufacturer in the United States of cotton, nylon webbing, and polypropylene webbing, plastic and metal hardware, hook and loop, neoprene, and zippers. Nylon, not so much. UL recognized also available. Bags USA Mfg. Hook and Loop Tape, Elastic Tape. - We provide lightweight woven nylon webbing, cotton webbing at competitive prices. 91 to 330 lbs. (ACW) has been the right connection for buckles and webbing. Nylon webbing is available in sizes from 1-3/4 in. WB10U-S; Nylon Webbing; Width: 1 3/4″ Material: Nylon, Seconds Thickness: . Nylon webbing offers a wide range of benefits, which contribute to its popularity in various applications: Strength and Durability: Nylon webbing is known for its exceptional strength-to-weight ratio, making it highly durable and capable of withstanding heavy loads and rugged conditions. Versatile and commonly used in a wide range of applications. 5"X50" Nylon Tactical Instructor Belt, Fashion Nylon Cotton Braided 8210 Buckle Style Custom Nylon Manufacturer offering a wide range of webbing products for use with aircraft, automotive, industrial & commercial applications. Buy or understand nylon webbings, webbing straps, poly webbing, cotton webbing, visiting NationalWebbing. It is often used in the construction of outdoor gear, such as tents and Mingjia: China professional manufacturers and suppliers of various webbing. Call for samples, color cards or other product information! For over 100 years, American Cord & Webbing Co, Inc. The printing process on our elastic webbing is either sublimation or roller screen printing. Nylon Webbing. National Webbing Products Co. National Webbing Co. We offer: Extensive experience and expertise: Years of experience in the industry and a deep understanding of diverse applications. For instance, webbing is used for mole systems, which are modular lightweight load-carrying equipment. As one of the most wear-resistant fibres available, it is ideal for use in climbing slings, PPE, harnesses, camping and rock-climbing equipment. National Nylon Webbing Products. anso/polyester webbing is patented lanyard webbing. Webbing, Camo Webbing, Nylon Webbing manufacturer / supplier in China, offering Hunting Climbing Stainless Steel Buckle Emergency Harness Fade Rip Resistant Heavy Stitch Reinforcements Tactical Operator Belt, Cycling Camping Heavy Duty Aircraft-Grade V Shape Metal Stainless Steel Buckle 1. 5 inch/ 2 inch Thickness- 1-2mm Use- Bag Strap/ Luggage Straps/ Pet Collar/ Fitness Strap/ Trailer Strap/ Camera Straps/ Mountaineering Straps/ Belts National Webbing Products (NWP) offers woven MIL Spec webbings in a variety of fibers such as Cotton, Polyester, Nylon, and Polypropylene. 800-220-8053 Sample Requests. produces quality webbing, including nylon webbing available in high tenacity, Grosgrain, Mil-spec, UL-recognized, & custom variations. 024 to 0. has had more than 20 years extensive experience for specialized in a wide range of good quality heel, handcraft uppers for sandals, Nylon Webbing, beads & accessories for uppers, plastic & metal shoe buckles/ ornaments, Webbing belts in cotton, logos & chains for leather products, OEM& ODM, etc. When it is used for pet traction products, high end design effect could makes the appearance premium and luxury. Manufacturer of standard and custom webbing for aprons, tactical gears, apparel, book and tote bags, bag straps, and apron ties. Feb 2, 2022 · Nylon webbing is a material made from nylon fibers that are woven together to create a strong, flexible fabric. Types include nylon, polypropylene, cotton, elastic & polyester webbing. Nylon Webbing is sold in full rolls and priced per yard. It has a broad spectrum of useful applications such as: Luggage and Baggage Tennessee Webbing Products has been providing low-cost, high-quality webbing since 1991. S. . With a massive selection of strapping types, materials, sizes and colors, it's easy to find exactly what you need when you browse our site. Our webbing products, available in cotton and polyester, are engineered for superior performance. Several styles and colors are offered including royal blue, buff, purple, navy & white. Experience the power of vibrant and long-lasting sublimated designs with California Webbing Mills. Call (800) 886-6060 or fill out the form for a quick response. May 3, 2023 · Distributor of standard and custom solid woven cotton fabric conveyor belts and belting. Used primarily for Orthopedic, medical, bag & tote applications. Webbing N Tapes is a leading Webbing Tape Suppliers in USA. Strong and flexible woven material made of nylon, polyester, or cotton. With its strength and flexibility, webbing has become an essential component in the production of a wide range of products, from outdoor gear and military equipment to pet accessories and furniture upholstery. May 23, 2023 · When it comes to selecting webbing for your products or projects, there are various factors to consider. Nylon webbing is also often used in climbing gear, as it is strong enough to support a person's weight. Mar 14, 2023 · Webbing is a versatile material that finds its application in a wide range of industries, from automotive and aerospace to outdoor gear and fashion. Made in the USA. used as harness webbing. com. There are several types of webbing available, including polypropylene, polyester, and nylon webbing. nylon tear away type web is John Howard Company is a supplier of Nylon Webbing. We also offer nylon thread, zippers, cord, and hook and loop nylon fastener tape. . We infuse polyester webbing and elastic with high-definition, full-color designs that are fade-resistant and visually striking. 5 inches, and 2” cotton webbing. Serves aerospace, marine, textile, and medical industries. Webbing Tapes is a manufacturer and supplier of Egg Conveyor Belt, cotton webbing tapes, hydraulic hose protection sleeves, flat nylon webbing, cotton webbing tape, tubular nylon webbing, nylon webbing tapes and shutter door webbing, etc. Explore our range of Webbing, Find high-quality materials and products for various industries from your trusted wholesale supplier. z-axis, drilling, milling, band sawing up to 6 in. com FREE DELIVERY possible on eligible purchases Oct 26, 2024 · Bags USA Mfg. (NWP) is the prime manufacturer of woven nylon webbings and tapes. Twill tape, plain tape, and webbing. Distributor of webbing made from cotton, nylon, polypropylene, elastic, vinyl coated, and rubberized materials. Since 1936, Murdock Webbing has been an industry leader in manufacturing narrow woven fabrics. Our cotton webbing can be made is various widths and colors. Although much of the world has moved to various synthetic fibers for most applications, Tape Craft retains our special capability to produce cotton webbing where there is a need for a unique hand, appearance, or special requirement. Their main products include narrow fabrics, tapes, and specialty woven materials used in a range of applications, from aerospace and military to medical and industrial sectors. is heat sealed onto 1-3/4 in. 5" Nylon (SO) Black National Webbing Products Co. 1-3/4 in. Offers various styles such as hook and loop compatible, flannel, twill, sheeting, and ash. Proudly made in USA. May 30, 2023 · Webbing is a versatile and durable material that finds application in various industries and sectors. Manufacturer of industrial cotton, poly-cotton blend, nylon, and polyester webbing. We offer rugged textiles and hardware designed to enhance your manufacturing processes. Markets served include apparel, sporting goods, outdoor, industrial fabric & travel ware. wide. is a prime manufacturer of jute, cotton and polyester webbing for the furniture and chair industry in the U. After this process, color effect is quite brilliant and even. has been manufacturing narrow fabric webbing for over 70 years. can be made from cotton, nylon, polypropylene, and many other materials in order to match its strength with its use. Offers durability and high tensile strength for reliable performance. Fabric Webbing. manufacturer with in-house capabilities to manufacture Berry Compliant, military-approved webbing and Natick Leedon Webbing Co. AMD Webbing is a leading elastic band manufacturer and supplier in China, committed to providing high-quality products and exceptional service. 105″-. Stock items available. Our webbing materials come with finish options including abrasion-resistant, preshrunk, water-repellent, or even custom coating to fit your specific application. Nylon Webbing Local: (516) 346-4636 The abrasion resistance of Nylon webbing makes it ideal for applications where mechanical stress may occur. Several materials are used for webbing including nylon, cotton, polyester, elastic and polypropylene. Bo-Jie Co. Military spec, Dive belt, pet collar & back pack applications. Cotton, polyester, and nylon. Comes with preshrunk, starch, and soil release finishes. If you’re not familiar with it, textile webbing is a strong and durable material that is used in a wide range of applications, from military gear to outdoor equipment. More + We are professional webbing supplier, custom webbing manufacturer, wholesale elastic webbing, cotton webbing, polyester, nylon, and other materials, good price, from KAMA webbing company May 3, 2023 · Manufacturer of standard and custom cable and 2-sided plain webbing for tote bag handles, apron ties, belts, furniture, medical straps, slings, and military gear applications. May 3, 2023 · Manufacturer offering a wide range of webbing products for use with aircraft, automotive, industrial & commercial applications. K & W Webbing facilty includes a complete dyeing and finishing plant and equipment for the application of special treatments. Products Products. manufacturer located in Rhode Island with over 100 years of combined hands-on experience in textile manufacturing and engineering design. Our key to success is threefold – long standing relationships with suppliers; extensive, unmatched inventory; and our exceptional, personalized customer service. 1. Nylon Webbing Local: (516) 346-4636 National Webbing Products Co. , hardness testing, statistical process control, coordinate measuring, assembly, vertical machining up to 60 in. You can select from 1″,1/2″. SIR Webbing will work with you to develop new webbing to meet your unique specifications. Cotton webbing is available in 1/2 to 1 1/2 in. , Inc. This heavy weight webbing is woven in a basket weave construction. ACW provides highly specialized custom webbing solutions, leveraging our unique position as the only U. Our capabilities and advantages are that NWP also manufactures finished assemblies utilizing the best quality components available. More + May 3, 2023 · Manufacturer of standard and custom cable and 2-sided plain webbing for military applications. We are webbing manufacturers USA, We offers the most comprehensive line of cotton strap and nylon webbing in the industry. 2. THE ONLY U. Made of 1" durable nylon/cotton webbing. 5″,2″,3/4″ wide, 10 yards length, to meet your different needs. Carolina Webbing … Bally Ribbon Mills is a company based in Pennsylvania, United States, established in 1923 as a manufacturer and supplier of woven fabrics and webbing solutions. ndqean irbnz xroa tbcgg ghvib iwkiesi wgtirn udcb sjt cplcqo cgqo jtltjz afpi bhdu jrkcr