Our company Global Special Gas Service Co.,Ltd is based in HK as well as having an office on the mainland. This gives us a unique advantage in terms of logistics from Shenzhen as well as HK ports. We are leading exporters of various industrial gases like Sulfur Hexafluoride (SF6) ,CF4, Ethylene ,Carbon Monoxide ,Xenon etc, as well as high pressure seamless steel cylinders. We have over 5 years of experience and our annual revenues are in excess of USD 8 million.We have nearly 5 years of export experience and enjoy a high reputation in our country and own a certain number of overseas customers.We have excellent connections with reliable factories. We can assure you of best services in terms of quality and on-time delivery.