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About TopTube

Nantong TopTube New Material Technology Co., Ltd. is located in Baipu ancient town, Rugao City, Nantong City, Jiangsu Province, China, and Baipu Industrial Park. It has more than 30000 square meters of its own factory building, close to the G15 Shenhai expressway, and has convenient transportation. The company focuses on heat-shrinkable tube material modification, heat-shrinkable tube extrusion, irradiation processing, tube expansion and other production processing technology. Main products: material modification, heat shrinkable tube, irradiation processing. Products include black and white masterbatch, irradiation-modified materials, heat shrinkable tubes, widely applied in petrochemical, automobile, high-speed railway, coal mine, aerospace and other fields, the quality is stable and the performance is reliable. The products fully comply with the EU WEEE and ROHS environmental protection standards.

The company is strictly in accordance with the ISO9001 quality management system for quality management, a strong R & D team, the company has professional and technical personnel and advanced equipment. All technical personnel has many years of production experience, rich theoretical knowledge and product development ability, and the company has advanced testing equipment. In the development process of the company, it has been recognized and used by many users, including many international companies. Our company always adheres to the principle of "serving customers with products that meet your needs" to enhance the competitiveness of products and meet the needs of the increasingly prosperous market.

Over 20 years of experience.
ERP management system.
Have several irradiation accelerators.

Our 20 years of customization experience have created a TopTube brand value.

Promo Video

Video About Company

Video showing our 20 years of business experience.

Core Values

  • Philosophy

    The benchmark of the industry, and the pride of the nation.

  • Customization

    We have a strong R&D team, and we can develop and produce products according to the drawings or samples the customers offered.

  • Quality

    The company carries out daily operation and management in strict accordance with ISO9001 / ISO14001,and has established a comprehensive test and quality control for design,R&D,production,and sales.

  • Testing

    The company has a comprehensive quality control mechanism,and a full range of advanced testing and experimental equipment.It has a personal team to test and verify the quality of products so as to provide customers with high-quality products.

  • Mission

    Help our employees fulfill their career dreams and increase the core values for our customers.

  • Culture

    Honesty, Initiative, Innovation, teamwork.

  • 20+years

    01.Extrusion&cross-linking processing experience
  • 30,000m²

    02. Modern factory
  • 450

    03. Product category
  • 60+

    04. Export area

Our Proven Management System
And Our Professional R&D Strength

The company carries out daily operation and management in strict accordance with ISO9001 / ISO14001,and has established a comprehensive test and quality control for design,R&D,production,and sales.

  • RoHS

  • UL certification

  • Nantong Dingcai 9001 Certificate -2022

  • No red phosphorus test report

  • Halogen-free test report