Changzhou Duoleng multi- Casting Co. , Ltd. is located in Changzhou Gas City, North Huanghe West Road 232, formerly known as Changzhou Casting Plant oxygen plant, convenient transportation, covers an area of over 8000 square meters . Companies under production department, sales department , QC, the Ministry of Supply , Finance, Technology , Engineering and Security Department . Existing staff of 56 people, high, intermediate technical personnel 5 .

　　The company has 30 years of experience in air separation oxygen , has a perfect production and marketing systems, and strict quality assurance system , passed the ISO9001: 2000 international quality management system certification. Product quality , among the best in Chang Wu , has repeatedly been rated as advanced units Technical Administration , by a number of large ( joint ) enterprises designated as exempt products . With oxygen , for example, comparison of similar products , our company and the gas filling pressure were higher purity : oxygen purity ≥ 99.5%, filling pressure ≥ 14.5Mpa, bottle pressure after cooling ≥ 12.5Mpa, high purity and relatively stronger firepower , higher amounts of high pressure relative to the volume of stored gas , particularly cutting thick plate , the advantage of our company is filling the gas quality.

　　Companies with colored spectrometers , mass spectrometers, vacuum pumps , vacuum dryer , high-precision electronic scales and other advanced quality inspection equipment and cylinder handling equipment. With all kinds of permanent gases, dissolved gases , liquefied gases, gas mixture , industrial and medical specialty gases ability , with oxygen, nitrogen , argon and other gases filling qualifications and national drug regulatory authorities designated medical oxygen production qualification . Annual production capacity of 3 million bottles of oxygen , medical oxygen 200,000 bottles, 200,000 bottles of nitrogen , argon 200,000 bottles. In addition, the company has a permanent cylinder testing center with seamless cylinder test qualifications , to undertake foreign seamless cylinders inspection to ensure that no expired bottle filling . All cylinders have implemented a standardized barcode software management , the management of the province 's first use of technology companies . Sound technology with advanced management , to provide you the most reliable security. The company has a mature supply system and capable service team can provide customers with accurate and timely needed gas , thoughtful and excellent support services .

　　Another company is located in the new North West 518 Hehai casting company, which produces high-grade bred HT250 ~ HT300 castings, ductile castings of various types , such as cast iron alloy castings , annual production capacity of 12,000 tons, the technological content of products high , stable quality and appearance of the timber ; products are also exported to Europe, America, Australia, Japan , Korea and other foreign companies. At the same time hope to serve you in terms of casting . We warmly welcome friends from all walks of life come to visit and business negotiations, and all the friends willing to conduct extensive trade and long-term cooperation !