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About Us

Zhejiang Jianzhan Technology Co., Ltd. was founded in the 1990s in Hangzhou China, which was one of the earliest enterprises in China to produce high temperature sintered color stone. After more than 20 years of development, it has currently turned into a famous domestic enterprise focusing on color stone, metal roof, asphalt shingle and other roof tile related products. With exclusive patents assist its products, the company stands out to the rest of its competitors. Zhejiang Jianzhan Technology Co., Ltd. is committed to providing customers with magnificent quality roofing products. Their vision is to create industry-leading technical capability and products with Intl quality standards.

  • 5000+

    Annual Output Tons

  • 20+

    Production Experience

  • 10,000+

    Construction Square

  • 150+


Our company's products are exported to Africa, Asia and America, with an annual export business volume of more than 5 million pieces, and has achieved a good market reputation, and has more than ten research and development patents. In 2021, we set sail to expand domestic business needs and set up a domestic business department. Our company adheres to the corporate spirit of customer first, dedicated service, and honest operation.


We have got a high reputation in both domestic and overseas markets.

Our Guarantee
  • Excellent R&D Team
    With more than 20 years of colored sand R&D, production and application experience, with a construction area of ​​more than 10,000 square meters, it provides R&D, production and sales services for colored sand products. We hired a wealth of domestic colored sand masters as production technical guidance. Many R&D talents are engaged in product research, development and application, and continuously and steadily launch new products.
  • Honors And Qualifications
    Jianzhan Technology has obtained various honor certificates issued by China's building materials industry to introduce foreign technology, and its products have won praises from customers as excellent colored sand production enterprises, quality integrity enterprises, and technological innovation demonstration enterprises. The performance of the products can meet the national standards after being tested by the national building materials testing center.
  • Management And Technology
    Strict quality inspection system, stable product quality and high cost performance. Excellent color consistency benefits from the advanced and automated production line, which solves the problem of color difference between batches. Good color stability, solve the fading problem of high temperature sintered colored sand, more than 30-50 years of service life.
  • A Good After Sales Service
    The company has perfect production technology, good products and considerate after-sales service. Caisha has rich experience, arranges technical talents to do on-site construction guidance, subdivides project support products, refined functions, and meets the different requirements of different buildings in different climates.

We are a manufacturer of colored sand and colored stone metal tiles

Jianzhan Colored Sand is determined to strive for innovative performance with the enthusiastic support of Colored Sand users and make our living and living environment more colorful! We will sincerely serve new and old customers with the corporate tenet of "people-oriented, honesty and win-win"!

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