5.Natural gas/light hydrocarbon/LPG/solvent oil
5.1 Natural gas
5.2 Separation of light hydrocarbon and solvent oil
5.3 Light hydrocarbon recovery
5.4 Liquefied gas
5.5 Etherification/alkylation/isomerization/aromatization
Achievements in etherification
Achievements in alkylation
Achievements in isomerization
Achievements in aromatization
| NO. | Project name | Client | Tower diameter/mm | Time |
| 1 | 1000,000 m3/d LNG plant | Chongqing Sinopec Tonghui Energy Co., Ltd. | Ф1200/Φ2000 | 2015.11 |
| 2 | Skid-mounted dehydration skid triethylene glycol absorption tower | China Petroleum & Chemical Corporation Jianghan Oilfield Branch | Φ700 | 2015.08 |
| 3 | Sanju Huaben Project | Liaoning Ha Cryogenic Liquefaction Equipment Co., Ltd. | Φ600/Φ1000 | 2015.05 |
| 4 | 750,000 Nm3/d coal bed methane liquefaction device | Chengdu Cryogenic Liquefaction Equipment Co., Ltd. | Ф1300 | 2015.04 |
| 5 | Natural gas decarbonization project | Ningxia Jinhai Kaitian Energy Development Co., Ltd. | Φ700 | 2015.03 |
| 6 | Triethylene glycol absorption tower of Jintan salt cave natural gas underground gas storage for pipeline supporting project of Sinopec Sichuan Gas to East | Chengdu Cyprex Technology Co., Ltd. | Φ1400 | 2015.02 |
| 7 | 500 million cubic meters industrial gas optimization and technical renovation project | Henan Jinmei Tianqing Coal Chemical Co., Ltd. | Φ3100 | 2015.01 |
| 8 | 5×104 Nm3/d skid-mounted LNG plant project | Tianjin Oasis Gas Co., Ltd. | Φ800/Φ1000 | 2015.01 |
| 9 | Coke oven gas to liquefied natural gas project | Zaozhuang Xueneng Natural Gas Co., Ltd. | Φ1600 | 2014.08 |
| 10 | 300,000 m3 LNG liquefaction plant | Ningxia Changming Natural Gas Development Co., Ltd. | Φ1100 | 2014.07 |
| 11 | Liquefied natural gas (LNG) plant of phase I project | Zhaoqing Zhongyou Natural Gas Co., Ltd. | Ф1200 | 2014.01 |
| 12 | Liquefaction unit of Wuhai Huaqi Qianlishan LNG unit | Tianjin Shihanyang Metal Equipment Co., Ltd. | Φ2800 | 2013.11 |
| 13 | Desorption tower and absorption tower internals project of 30×104 Nm3/d LNG Tiaofeng plant | Tianjin Dagang Oilfield Binhai Xinneng Oil and Gas Co., Ltd. | Φ900 | 2013.03 |
| 14 | Triethylene glycol drying tower internals of natural gas dehydration device | Mobison (Beijing) Oil and Gas Technology Development Co., Ltd. | Φ1800 | 2012.08 |
| 15 | 600,000 t/a LNG equipment localization project in Shandong Taian | China Huanqiu Engineering Company | Φ2100 | 2012.06 |
| 16 | Defroster internals of V301 refrigerant suction tank | Wuhai Huaqi Xilaifeng LNG Factory | Φ2400 | 2012.06 |
| 17 | CO2 removal system | Shanxi Energy CBM Investment Holdings Co., Ltd. | Φ700 | 2012.02 |
5.2 Separation of light hydrocarbon and solvent oil
| NO. | Project name | Client | Tower diameter/mm | Time |
| 1 | Naphtha rectification unit of 300, 000 t solvent oil unit | Hebei Refinery Hongtian Petrochemical Co., Ltd. | Φ1400 | 2016.11 |
| 2 | N-hexane project | China Petroleum & Chemical Corporation Cangzhou Branch | Φ2000 | 2016.06 |
| 3 | 300,000 t/a petrochemical by-products deep processing project | Binzhou Kecheng Chemical Co., Ltd. | Φ1800 | 2016.01 |
| 4 | Technical renovation project of comprehensive utilization of light hydrocarbon resources | Sinopec Qilu Branch | Φ3000 | 2014.07 |
| 5 | 300,000 t/a light hydrocarbon upgrading project in Xifeng Industry and Trade Corporation | PetroChina Urumqi Petrochemical Plant | Ф4800 | 2014.03 |
| 6 | Tower inner parts of 160,000 t/a chemical distillation unit | Maoming Changye Chemical | Φ2000 | 2013.01 |
| 7 | 90,000 t/a solvent oil units and supporting facilities | Sinopec Beihai Refining & Chemical Co., Ltd. | Φ1600 | 2012.11 |
| 8 | Solvent oil separation project | Maoming Yinfeng | Φ1400 | 2012.03 |
5.3 Light hydrocarbon recovery
| NO. | Project name | Client | Tower diameter/mm | Time |
| 1 | Tower internals of hydrogen recovery project from gas | Jinzhou Petrochemical Company | Φ2200 | 2016.07 |
| 2 | 1.8 Mt/a aromatic hydrocarbon production unit of diesel conversion unit | Mountain Jingbo Petrochemical Co., Ltd. | Φ2000/Φ2800 | 2016.03 |
| 3 | 200,000 t/a refinery saturated gas recovery project | Equipment Purchase Department of Beijing Yanshan Petrochemical Material and Equipment Center | Φ2800/Φ3600 | 2015.05 |
| 4 | 350,000 t/a light hydrocarbon recovery unit | Huizhou Refinery Branch of CNOOC Refining & Chemical Co., Ltd. | Φ2800/Φ3800 | 2015.01 |
| 5 | 230,000 t/a dry gas recovery unit | Fujian United Petrochemical Co., Ltd. | Φ2400/Φ3000 | 2013.12 |
| 6 | 320,000 t/a C2 recovery unit | Sinopec Tianjin Branch | Φ800 | 2013.10 |
| 7 | Light hydrocarbon recovery unit of 12 Mt/a oil refining project | Sinochem Quanzhou Petrochemical Co., Ltd. | Φ2200 | 2012.09 |
| 8 | Light hydrocarbon recovery unit of 2.5 Mt/a heavy oil catalytic cracking unit | PetroChina Sichuan Petrochemical Co., Ltd. | Φ1600 | 2012.03 |
| 9 | No. 2 united light hydrocarbon treatment station reconstruction of torch gas recovery and light hydrocarbon reconstruction project | Tahe Oilfield | Φ1200 | 2012.01 |
| 10 | Light hydrocarbon recovery unit of 2.5 Mt/a heavy oil catalytic cracking unit | PetroChina Sichuan Petrochemical Co., Ltd. | Φ1600 | 2011.08 |
5.4 Liquefied gas
| NO. | Project name | Client | Tower diameter/mm | Time |
| 1 | Refinement of aromatization unit | Shanghai Huasheng Energy Chemical Co., Ltd. | Φ1600 | 2013.12 |
| 2 | Tower inner parts of 100,000 t/a aromatization unit of Dalian project | Jianghan Oilfield Shibo Industrial Qianjiang Stock Company | Φ2200 | 2013.02 |
| 3 | 300,000 t/a alkane liquefied gas deep processing device | Xuancheng Huali Chemical Co., Ltd. | Φ3000 | 2012.06 |
| 4 | 200,000 t/a raw material pretreatment device, 300,000 t/a isobutene device, 150,000 t/arolefin disproportionation device | Shandong Yuhuang Chemical Co., Ltd. | Φ3300 | 2012.05 |
| 5 | 150,000 t/a LPG comprehensive utilization project | Heilongjiang Longyou Petrochemical Gas Co., Ltd. | Φ1800 | 2012.04 |
| 6 | LPG dethiol unit of shale oil chemical industry deep processing demonstration project | Fushun Mining Group Co., Ltd. Shale Oil Chemical Plant | Φ1000 | 2011.07 |
| 7 | Raw material supporting project of 8 00,000 t/a liquefied gas aromatics project | Shandong Shouguang Luqing Petrochemical Co., Ltd. | Φ3200/Φ2400 | 2011.05 |
| 8 | Liquefied gas cracking device of 150,000 t/a liquefied gas deep processing project | Henan Heyang Petrochemical Co., Ltd. | Φ2400/Φ4800 | 2011.02 |
5.5 Etherification/alkylation/isomerization/aromatization
Achievements in etherification
| NO. | Project name | Client | Tower diameter/mm | Time |
| 1 | Design and manufacture of tower internals of 150,000 t/a light gasoline etherification plant | Sinochem Hongrun Petrochemical Co., Ltd. | Φ2200/Φ2600 | 2015.12 |
| 2 | 200,000 t/a catalytic light gasoline etherification unit project | Karamay City Dushanzi Tianli Tianyuan Chemical Factory | Φ2400 | 2015.08 |
| 3 | 500,000 t/a catalytic light gasoline etherification unit | PetroChina Guangxi Petrochemical Company | Ф3200 | 2015.03 |
| 4 | Ⅰ area of 300,000 t/a etherification device | PetroChina North China Petrochemical Corporation | Φ2800 | 2015.02 |
| 5 | Tower inner parts of 1.2 Mt/a catalytic gasoline hydrogenation unit | Dalian West Pacific Petrochemical Co., Ltd. | Ф2800 | 2014.12 |
| 6 | 500,000 t/a light aromatic hydrofining plant of high sulfur and high acid raw oil deep processing | Shandong Tianhong New Energy Chemical Co., Ltd. | Φ2000 | 2013.10 |
| 7 | 100, 000 t/a light gasoline etherification and supporting 300, 000 t/a gasoline hydrogenation transformation project | Shouguang Union Petrochemical Co., Ltd. | Φ1600 | 2013.01 |
Achievements in alkylation
| NO. | Project name | Client | Tower diameter/mm | Time |
| 1 | Alkylated methanol recovery system project | Shouguang Union Petrochemical Co., Ltd. | Φ1200 | 2015.12 |
| 2 | Phase I project of side line test unit of solid acid alkylation | Sinopec Beijing Yanshan Branch | DN450 | 2014.05 |
Achievements in isomerization
| NO. | Project name | Client | Tower diameter/mm | Time |
| 1 | Isomerization unit of olefin separation unit of 3.6 Mt/a coal-to-methanol and its deep processing project | China Coal Shaanxi Yulin Energy Chemical Co., Ltd. | Φ2600 | 2016.01 |
| 2 | 50,000 t/a C4 isomerization unit | Guangxi Xinxin Energy Technology Co., Ltd. | Ф1400 | 2015.12 |
| 3 | C5/C6 isomerization transformation project of DMC device | Panjin Liaohe Oilfield Dali Group Co., Ltd. Chemical Branch | Φ2600 | 2015.11 |
| 4 | 200,000 t/a n-butane isomerization project | Shandong Shengrong Chemical Co., Ltd. | Φ3600/Φ4000 | 2015.02 |
Achievements in aromatization
| NO. | Project name | Client | Tower diameter/mm | Time |
| 1 | 100,000 t/a aromatization plant renovation project | Dongfang Aoli Petrochemical Co., Ltd. | Φ1200 | 2016.01 |
| 2 | 200,000 t/a mixed aromatization unit | Ningxia Yongquan New Energy Technology Co., Ltd. | Φ2000/Φ2400 | 2015.12 |
| 3 | Aromatization unit of 2nd packing tower of 51 area reconstruction | Shanghai Huasheng Energy Chemical Co., Ltd. | Φ1600 | 2013.12 |
| 4 | Tower inner parts of 100, 000 t/a aromatization unit of Dalian project | Jianghan Oilfield Shibo Industrial Qianjiang Stock Company | Φ2200 | 2013.02 |
