Changzhou Jisi Cold Chain Technology Co., Ltd., established in 2013, specializes in manufacturing high-quality cooler ice packs, medical cool boxes, and thermal insulation solutions. Based in Changzhou, China, the company prides itself on delivering competitively priced products that cater to global markets, with 60-70% of their sales attributed to exports.

Their diverse range of products includes large cooler ice packs, ultra-thin ice packs, long-lasting gel packs, and various medical ice boxes designed to maintain optimal temperature conditions for food, pharmaceuticals, and sensitive goods during transportation. Utilizing phase change materials, their ice packs can sustain temperatures from -30°C to 23°C, ensuring reliable performance for up to 120 hours.

With a strong commitment to quality control, Jisi employs stringent testing at every production stage, utilizing food-grade materials to guarantee safety and performance. Backed by a dedicated workforce and continuous customer support, Jisi remains a trusted partner in cold chain solutions for businesses worldwide.