The 5th Vape Industry Chain Expo，e-cigarette website

In September, four U.S. states implemented new e-cigarette policies, strictly restricting product packaging, ingredients, origin, and advertising. 9月美国四州电子烟新政落地，严限产品包装、成分、产地与广告 Vape Pure 与 PTC PRO：推动现代电子烟的可持续发展 Vape Pure with PTC PRO: Driving Sustainability in Modern Vaping Analysis of the application of TPU materials in electronic cigarettes: flexible, hard and recyclable