Started from the year 1993,Hangzhou Tianlong steel cylinder co.,ltd is a professional LPG cylinder manufacturer in China,we have more than 20 years experience on manufacturing LPG cylinder and have good reputation on this field. With five production lines,we can supply about 7500 pcs of LPG cylinder per day. Supply gas cylinder from 3kg 5kg 6kg 9kg 12.5kg 15kg 19kg 38kg 45kg and 50kg. Our products mainly export to three areas: Africa area,(70%) for example,Kenya,Niger,Mali,Zimbabwe,Zambia; Latin American area,say Mexico,Belize,Haiti,Dominica; and Asia area, say Cambodia,Yemen,and Philippines. We manufacturer mainly under standard of ISO4706 and EN1442 and other specific standards such as ISO22991,KEBS,NIS69.