Shanghai Dayun Industrial Co.,Ltd, established in 2007 and located in Shanghai, we specialize in developing, manufacturing, and selling heat packs. Our main markets are the France, United Kingdom, Europe, USA, Japan and Canada.
Sigo fetch in the advanced technology from Japan, have a perfect quality management system, and own the advanced laboratory, modern equipments, the advanced test instrument and method. These provide dependable assurance in product improvement, new product development and high-quality product.
We keep on improving production equipments. Most materials at low cost are purchased locally in China. With the good educated and trained team, we constantly improve product quality, decrease leading time, improve efficiency, and develop new products, while maintaining our reasonable prices. Convenient transportation （nearby Shanghai port ）makes our cost structure even more competitive. |
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