Zhuolu High Pressure Vessel Co., Ltd. is a state-owned high-level manufacturer of third-grade pressure vessels and the only enterprise in Hebei Province that designs and manufactures high pressure seamless cylinders and accumulators. In 2004, we attained ISO9000:2000 certification. Our company owns an annual manufacturing capacity of 300,000 sets of high pressure cylinders with various specifications, 50,000 pieces of bladders and accumulators, and 50,000 pieces of oxygen inhalers for medical use. Beijing Asiasouth Gas Co., Ltd. is our partner who can supply oxygen, nitrogen, argon, carbon...