Alice Jiang Mobile/Whatsapp/We-chat:+8617872142032 Spyke & Facebook :+86 17872142032 Company Website:http://www.hyjhgr.com Alibaba Website: https://www.alibaba.com/product-detail/Type-2-Fiberglass-CNG-Gas-Cylinder_1478811762.html Video: www.youtube.com/watch?v=qJSWJ46vu3U&t=18s HengYang JinHua High Pressure Container Co,.Ltd