China FDA RoHS compliant rotomolding powder Manufacturer, Supplier, Factory

On August 20th, Professor Wang and Professor Li, who are responsible for polyolefin research at Zhejiang University, visited our company for exchange. General Manager Wen Yuan introduced them to the development history of the rotational molding industry, the main sources of rotational molding base materials, the specific application scenarios of rotational molding products, and our company's development situation.

From November 1st to 3rd, 2024, our company participated in the 2024 China International Plastics Exhibition. At the exhibition, our company showcased the latest research and development of various trendy products using rotational molding materials, fully demonstrating our focus on the development of the rotational molding industry and our unwavering commitment to serving customers in the industry.

We all know that ordinary PE materials have excellent acid and alkali corrosion resistance, but they cannot withstand very high temperatures. However, customers have an increasing demand for high-temperature coating materials, especially in the application of high-temperature chemical liquids and high-temperature slurry transportation.

On the afternoon of January 18, 2025, Zhejiang Rotoun Plastic Technology Corp held a significant board meeting, attended by all board members and subsidiary general managers, aimed at reviewing past work, planning future development directions, and jointly exploring Zhejiang Rotoun Plastic Technology Corp's response strategies in the complex and ever-changing market environment.

On August 7, 2025, our company officially signed a cooperation agreement with Xingzhi College of Zhejiang Normal University to jointly establish a practical education base, marking a solid step forward for both sides in deepening the integration of industry and education and collaborative education.Ruitang Technology has joined hands with Zhejiang Normal University Xingzhi College to jointly build a practical education base, opening a new chapter in the integration of industry and education On August 7, 2025, our company officially signed a cooperation agreement with Xingzhi College of Zhejiang Normal University to jointly establish a practical education base, marking a solid step forward for both sides in deepening the integration of industry and education and collaborative education. This cooperation aims to fully leverage the respective advantages of the school and the enterprise to create a high-quality platform that closely integrates industry, academia and research.

Rotomolding HDPE, short for rotationally molded high-density polyethylene, is a specialized thermoplastic material used in the production of large, seamless, and durable hollow products. The rotomolding process involves heating powdered HDPE resin inside a rotating mold, ensuring even material distribution and the formation of stress-free structures. This technique has gained immense popularity across industries such as automotive, agriculture, marine, and chemical storage due to its ability to produce complex shapes with exceptional strength and longevity.