Our main products are all kinds of seamless high-pressure cylinders, mainly used in loading permanent gas or high pressure liquefied gas. Our products are mainly used in industry, medical, fire-fighting and science fields. Shandong Fenglong High-Pressure Cylinders Co., Ltd. was invested in by Shandong Zhucheng Guanghua Acetylene oxygen Co., Ltd. with over 80 million RMB. Our company has been established since Nov. 2005. Our company covers more than 100 thousand square meters. Shandong Zhucheng Economical Development Zone has been chosen as our production base. We have employed 120 people, including 3 senior engineers, 8 engineers, 8 assistants and 11 technicians, giving us so many incomparable advantages. Shandong Fenglong High-Pressure Cylinders Co., Ltd. has already built two production lines of 140~180mm and 219~232mm and obtained B1 grade manufacture license of special equipment authorized