Wenzhou Kaiwen Stationery & Sports Manufacturing Co., Ltd is the member of China Writing Instrument Association. Founded in 2001, Kaiwen is a modern joint stock company which gathers sales, production, research as one unity.
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All the color pen products strictly conforms to international standards and raw material required in the production is reusable and environment-friendly, using medical grade PP. With special coloring process, all the products are made with non-toxic bright vivid colors.Also with the fine colorants, there will be no fading, no transference or no change in colors under normal temperature. The ink is non-toxic and scentless, the color is also pure, bright, vivid, soft, with strong coverage. It made from edible pigment which is safe, reliable and environment-friendly. It can be washed from the clothes and most textiles. And the tip supplied by domestic and overseas famous suppliers, tip break of, slip into and writing quality can meet the product requirement and standards world widely. The ink filter has strong tension, big capacity and parts match perfectly with each other, there is no leakage under a pressure of 20kpa, Shelf life is guaranteed as 3-5 years.
