Jiangsu Daruihengte Science & Technology Co., Ltd.

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Company profile

Jiangsu Daruihengte Science & Technology Co. Ltd was established in 2010 and specializes in the developing, manufacturing and promoting polyvinyl butyral(PVB) functional film, ordinary film and polyvinyl butyral (PVB) recycling. They are widely used in photovoltaic, aerospace, defense, construction, automotive and many other fields. Our company has passed ISO14000 environmental management system certification, ISO9001 2015 certification. In order to expand the domestic and international markets, We established the pvb film factory of Malaysia Darui Technology SDN. BHD. and Hongkong Hente Croup Limited.

The company occupies 25 acres. Currently, we operate multiple PVB interlayer production lines, EVA interlayer production lines, and M-SGP (ionic interlayer) production lines. The PVB interlayer production lines are equipped with automatic die heads with a width of 3.6 meters and feature a complete set of product testing equipment and facilities.

The company is committed to providing high-quality services to high-end customers both domestically and internationally. Our production and supply capabilities, as well as the quality of our products, have long been recognized by our customers. We are continuously expanding our domestic and international sales markets, with sales volumes growing steadily year after year; our products are exported to numerous countries and regions overseas. The “HENGTE” (PVB) brand has gained widespread recognition within the industry.

The company is committed to training high-tech talent at a number of domestic colleges and universities to improve its core competitiveness. Our research and development entity collaborates closely with industry experts to co-develop and share instrumentation, fostering a long-term partnership. This synergy effectively transforms scientific achievements into productive forces, thereby enhancing the competitiveness of our products. Leveraging our research strengths, we continuously expand our presence in both domestic and international markets. As a result, we have established an integrated enterprise encompassing production, research and development, sales, and services. Our solution is anchored in the integration of professional teams and the sharing of outcomes.

Our company's comprehensive and scientific organizational structure ensures that each functional department provides robust support for production, sales, and research and development, thereby facilitating sustainable growth. We encourage our teams across marketing, R&D, and customer relations to view themselves as a cohesive unit, enhancing operational efficiency through collaboration. This approach not only broadens our market reach but also creates more opportunities for the company. By innovating, streamlining processes, and increasing production efficiency, we offer our clients practical solutions and cost-effective products. This helps them gain a competitive edge in the market.

The company utilizes environmentally friendly innovative models concept and leverages on its own technology and resource advantages to conduct more in-depth research and development on the recycling and application promotion of polyvinyl butyral (PVB). This contributes to conserving valuable natural resources, reducing waste and expanding the use of renewable resources.

Our company is committed to fostering a culture that values "mutual respect, integrity, entrepreneurial spirit, and innovation," with the aim of growing alongside our employees and clients. We prioritize a people-oriented approach to management, striving to cultivate harmonious and amicable relationships among our team members. This is all in the pursuit of our mission to achieve sustainable development through these core principles.

  • Stronger Production Capacity:
    Stronger Production Capacity:

    Our advanced manufacturing facilities enable us to efficiently meet your needs, ensuring on-time delivery without compromising quality. We operate multiple production lines for PVB interlayers, EVA interlayers, and M-SGP (ionic interlayers). Our PVB interlayer production lines feature automatic die heads with a width of 3.6 meters and are equipped with a complete set of product testing equipment and facilities.

  • Advanced Production Equipment:
    Advanced Production Equipment:

    PVB film production line equipment is all made by world famous manufacturers.

  • Stringent Quality Control Standards:
    Stringent Quality Control Standards:

    We adhere to strict quality control standards to ensure that our PVB interlayers consistently meet industry-required performance and safety standards. We operate our own testing laboratory equipped with advanced and comprehensive testing equipment. All products must undergo comprehensive quality inspections before leaving the factory. Key test items include impact resistance, penetration resistance, radiation resistance, heat resistance, moisture resistance, head impact (samples), drop ball impact and peel performance, as well as safety glass performance tests—such as the impact resistance of shotgun shell bags—to ensure strict compliance with national and international safety glass standards. Film Color: 1. Control of raw materials, antioxidants, and UV absorbers; testing the light transmittance and haze of resins; and determining color control indices for key raw materials such as PVA, butyral, and plasticizers. 2. We have developed a film production control plan, setting process parameters within our automated control systems to reduce human error. 3. Our company is equipped with specialized colorimeters, which we use to inspect and regulate the color of each film roll according to the HG/T3862-2006 "Plastic Yellowness Index Test Method." This ensures that the color variation in bulk shipments is kept within the specified range.

  • Strong Technical Research and Development:
    Strong Technical Research and Development:

    The company employs several well-known experts in the industry, while it has also established a technical department dedicated to PVB-related technical research and development work. The technical department has set up a PVB film testing production line, equipped with test flat presses for production of laminated glass, autoclave, glass washing machine, etc. The company has the ability to research and develop, test to meet the customer's demand for special beads.

Research and Development