筆類、馬克筆及文具产品的质量控制、測試、檢驗及性能檢查。
Did you know that everyday school and office supplies can sometimes hide harmful chemicals? That is why formaldehyde testing in writing products matters for safety. The WHO 2010 indoor-air guidelines for selected pollutants include formaldehyde. They cover exposure in indoor air. They do not set a universal pass limit for writing products. Product testing should […]
在 ZH STATIONERY，我們相信一支好的彩色鉛筆不僅僅是木材和顏料。它是創意的工具，必須高性能且安全。隨著市場朝向专业級产品發展，了解质量標準是选择正確供應商的關鍵。請參閱我們的首頁以查看完整系列。1. 重要
Welcome to the production heart of ZH STATIONERY. As a leading custom marker pen manufacturer, we know global buyers want more than standard products. They need steady factory partners who can deliver consistent quality, room to grow, and tailored OEM/ODM solutions. Based in Tonglu, China, our plant is built to meet the exact specs of
