■FORUM

Analysis of China's Natural Gas System Reform and Solutions to Urban Gas Enterprises………………………Deng Lin, Song Mingguo, Yang Yi （1-01）

Supply and Demand Analysis of Natural Gas Market in Heilongjiang Province……………Liu Qing, Dong Defeng, Zhu Xiaoyue, et al.（1-04）

■REVIEW

Application of Energy Management and Control System in Oil and Gas Enterprises………………Zhu Yingru, Wu Hao, Zhang Shiqi, et al.（1-08）

Summary of Valve Body Material Selection in Oil and Gas Industry…………………………………Wei Tao, Dong Shumiao（1-10）

Facility Optimization to Improve Quality and Efficiency for Old Oilfield…………………………………………Zhang Chungang（1-15）

Review and Outlook of Workover Technology in Daqing Oilfield…………………………………………………Gang Han（1-19）

Progress and Prospect of Oil and Gas Pipeline Integrity Management…………………Tang Lin, Fu Yong, Xu Yingjun, et al.（2-01）

Integrity Evaluation for Chaibeiyuan Gas Pipeline Based on PIAPlus…………He Huanting, Li Benquan, Hui Xianbin, et al.（2-05）

Exploration on Internal Detection Technology of Pipeline Crack Based on Weak Magnetic Method……………………Luo Ning, Liu Bin, He Luyao, et al.（2-11）

Oilfield Surface Construction Planning in the New Situation…Wang Mingxin, Zhuge Xianglong, Wang Zhongzhuan（2-16）

Discussion for Pipeline Integrity Management in Oil and Gas Fields…………………Fu Yong, Chen Hongjian, Li Bing, et al.（3-01）

Forecast of Natural Gas Market Demand and Gas Supply Scheme for Yanbian Prefecture………………Yang Yi, Han Kejiang, Huang Suqi, et al.（4-01）

Challenges and Strategies for Surface Engineering of PetroChina Tight Oil Development…………………Li Qing, Wang Kun, Li Qiumang, et al.（5-01）

Practice and Understanding of Energy Efficiency Benchmarking in Mechanical Mining System…………Xu Yuan, Xue Guofeng, Chen Youwang, et al.（5-06）

Preliminary Study on Sampling Method for Energy-Saving Monitoring in Oil and Gas Enterprises…………………………………Ma Jianguo, Qu Zhijun （6-01）

Analysis on Corrosion Influence Factors and Response Surface Methodology for N80 Steel during Air Injection………………Yang Qingxiao, Gao Hui, Liu Hua, et al.（6-04）

Application and Analysis of Wet Gas Internal Corrosion Direct Assessment Methodology for Pipelines in Oil and Gas Fields………………………………Shu Jie, He Mo, Li Shiqi（6-08）

Significance and Achievements of Post-Project Evaluation (PPE) of Exploration Projects in Liaohe Oilfield………………………………………………Li Shanshan（6-11）

■SCIENTIFIC RESEARC H

Selection and Adaptability Analysis of Flow Correlation in Multiphase Model……Zhang Guodong, Shi Guangyu, Wang Dongbo, et al.（5-09）

■PROCESS

Technical and Economic Analysis of Crude Oil Storage and Transportation at Unloading Point……………………………………………………Jin Li （1-26）

Utilizations of Cracking Mixed C4in New Situation……………………Liu Haiting, Li Bing, Gong Chunyan（1-29）

Design Optimization for Water Injection Station Transformation…………………………………………………Li Ming（1-34）

Brief Analysis of Various Oil-well Casing Gas Recovery Technologies…………………………………………………Liu Qian（2-19）

Innovative Application of Operation Mode of High Sulfur Gas Purification Plant under Low Throughput Conditions…Wang Xiaozong, Wang Yongjun, Xu Zhengxiong, et al.（2-23）

Engineering Design Optimization of WSA Sulfuric Acid Unit……………………Ji Kaihui, Ma Xigong, Chi Chunhong（2-28）

Analysis and Treatment of Overpressure of Low Pressure Area in Oil Pipeline Pump Station during Pump Stop……………………Liu Chao, Dong Yifan, Cai Yu, et al.（3-04）

Microwave Non-destructive Testing for Glass Fiber Reinforced Plastic Pipes……………Han Fangyong, Li Jinwu, Wang Yifan, et al.（3-07）

Inference Method based on Data Analysis for Effusion of Coalbed Methane Pipeline in Mountainous Area………Luo Yuming, Meng Fanhua, Mi Guangwei, et al.（3-11）

Regional Function Optimization of Ground Engineering System for Old Oilfield in Huabei Oilfield………………………Liu Tao, Yu Yue, Sheng Nan, et al.（3-16）

Research on a Non-Adsorption Demercury Treatment of Mercury-Containing Condensate Oil…………Ai Guosheng, Liu Zhuchen, Zhang Ruo, et al.（4-19）

Piping Material Selection for Sour Gas Gathering and Transportation…………………Zhu Jingyi, Zhao Haiyan, Ba Xili, et al.（4-23）

Application of Wet Oxidation Desulfurization Technology in Associated Gas Treatment in Liaohe Oilfield……………………………………………Lu Hongyuan（4-26）

Application of Fuel Substitution Technology in Jizhong Oil Region of Huabei Oilfield…………Li Xincai, Zhang Guangyu, Wang Shuyi, et al.（4-29）

Derivation of Volume Integral Formula for Horizontal Storage Tank with Spherical Crown Head……………Xing Zilong, Xing Yunting, Dong Wei, et al.（4-32）

Application of Simulated Leakage Training Tower in Hazardous Chemical Production Equipment Area……………………………Peng Jianbing, Zeng Jiangtao（4-37）

Optimization of Water Collecting System in Shanxi Coalbed Methane…………Ding Han, Song Peihang, Mi Guangwei, et al.（4-40）

Process Selection and Application of Produced Water Treatment for Different Oil Reservoirs…………………Ma Yantao, Liu Yang, Zhao Xiaolong（5-13）

Brief Analysis of Non-pharmaceutical Disposal Technology for Oily Sludge……………………………………………Chen Yuqiang（5-17）

Electric Heating Cable Application for Coalbed Methane Ground Wellhead System………Mi Guangwei, Chen Jubiao, Luo Yuming, et al.（5-22）

Research on Digitized Mode of Metering-Room in Daqing Oilfield……………………………Cao Wanyan, Wang Qingwei（6-13）

Laboratory Study on Dehydration Technology of Petroleum Containing Polyethylene………………Liu Yan, Wu Jianhua, Zhao Xinjian, et al.（6-17）

■ENGINEERING DESIGN

Optimizing Strategies and Effects on Oilfield Drainage System………………………………………………Zhang Lei （1-38）

A Brief Discussion on Petrochemical Testing Laboratory Design…………………………Zhao Hongtao, Guo Tianxiang（2-31）

Back Towing Technique from Original Hole of Emergency Repair Construction for Directional Drilling Pipeline………………………………Ruan Zhe, Wang Dongjie（3-20）

Application of Shortened and Compacted Suspension Lines Combination Tool in Beam-pumping…………………Yang Fei, Ma Zhiqiang, Li Liwen, et al.（4-05）

Discussion on a New-Type Flexible Leak Stopper Applied in Emergency Repair of Natural Gas Pipeline……………………Lai Zhiyi, Wang Xiaoqiang, Li Xun（4-08）

Fire Extinguishing System Design for Fracturing Operation in Oil and Gas Field………………………………………………Cui Jianlin（4-11）

Discussion on Determination Method for Fire Safe Clearance regarding Domestic and Foreign Standards…………Wang Zhibin, Li Liwen, Wang Yongjun, et al.（4-15）

Structural Design of Insulating Anchors of Buried Double-Walled Pipe………Li Pengcheng, Chen Hongju, Jia Lusheng, et al.（5-25）

Research on Oil-Water Interface Control of Three-Phase Separator………………………Kou Peng, Yu Leping, Yuan Haitao（5-28）

Analysis on Key Points of Modular Design in Modular Construction of Oil and Gas Surface Facilities…………………Wei Tao, Dong Shumiao, Quan Benjun（6-22）

Brief Analysis of Waste Heat Recovery and Utilization of Natural Gas Compressor………Xing Tong, Song Jiangtao, Zhang Jicheng, et al.（6-26）

Brief Introduction about Storage and Transportation Facilities Design of Jet Fuel Tank Farm in Refinery…………Lu Guiping, Han Xiaohui, Tang Chaoshi, et al.（6-29）

■ECONOMY

Implementing Bill of Quantities Pricing and Deepening Marketization Reform of Engineering Cost Management to Petroleum Construction Project……………Fu Xiaojun, Wang Ruiyue, Zhou Wenzhong （2-34）

A Brief Discussion on Engineering Cost Management and Control……………………………………………Han Jingying （2-37）

Framework Design for Technical and Economic Index System of Oil and Gas Fields……………………………………………Huang Xiaoli（3-36）

Thinking on Building a Construction Cost Engineering System for Overseas Investment Projects of CNPC…………………………………………Zhou Wenzhong（3-39）

Tax and Fee Contrast Analysis for Oil and Gas Project Economic Evaluation between Kazakhstan and China………………………………………………Ma Xiuming（4-42）

How to Apply the Land Use Permit for Long-Distance Pipeline Projects………………………………………………Wang Yang（5-43）

■COMPUTERS APPLICATION

Data Management System Development in Hydrogen Sulfide information for Oil and Gas Field……………Zhang Rong, Ren Zekun, Zhang Miao, et al.（1-41）

A Check Method of Natural Gas Production Transportation and Sale Planning Scheme based on KWS Script of TGNET Software……………………Liu Dingzhi, Ren Hongjun, Ning Bo（1-43）

Application and Research on Intelligent Ground Process Technology in Changqing Oilfield………………………………………………Yong Shuo（2-41）

Application of Energy Optimization Software in Oil and Gas Gathering and Transportation System………………………………………………Gao Xinyu（3-29）

Renovation of Measurement and Control System for Injection Station based on Modbus Protocol………………………………………………Han lijuan（3-33）

Preliminary Research on Building an All-in-one Data Platform for Oil and Gas Business Chain Optimization…………………Liu Qian, Meng Xiaoyu, Yan Jun, et al.（4-46）

Discussion on Big Data Technology Application to Production and Operation Management of Petroleum and Petrochemical Enterprises…………………Liu Qian, Yan Jun, Du Guomin, et al.（5-31）

Issues and Solutions of Harmonic Computation in Enterprise Distribution Network…………………………………………Wang Mingzhou（5-35）

Upgrade and Improvement of Generating TGNET Simulation Model Based on XML Language——Taking the Check of Natural Gas Production Transportation and Sale Planning Scheme as an Example…………………Liu Dingzhi, Gao Jie, Liang Yan, et al.（5-38）

■INFORMATION AND AUTOMATION

Remote Monitoring System of Multipoint Temperature and Pressure Development and Application to Steam Injection Well………………………………………………Yu Xunbing （2-45）

Application of Digitalization Transfer Technology in Harbin-Shenyang Gas Pipeline Project……………………Tian Shanshan, Ma Jinfeng, Ni Bin（3-24）

Construction of Intelligent Production Command Platform in Oilfield……………………………………………Xiu Zengpeng（6-32）

■MANAGEMENT

Discussion on Big Data Supervision Application in Auditing……………………………………………Wang Yihuan （3-43）

Improvement of Electronic General Layout Drawings Management in Hailaer Oilfield……………………………………………………Xi Lei（3-46）

Risk Analysis and Countermeasures for Petroleum Engineering EPC Projects in Algeria…………………………………………Ren Xiaoguang（4-50）

Analysis of Advancements of Pipeline Operator Qualification Standards in the United States………Qin Xiaodong, Wang Tingting, Hu Weirun, et al.（5-46）

Discussion on Intelligent Site Visualization for Pipeline Construction Management………………Zheng Haishuo, Lei Lihui, Li Qing, et al.（5-50）

Thinking of Building an Enterprise Emergency Management System………………………Xu Jili, Liu Erli, Zhao Hui, et al.（5-53）

Discussion on Improving Internal Audit Effectiveness of Energy Management System in Oil and Gas Enterprises…………Zhao Xiaochun, Ma Jianguo, Chen Yong, et al.（6-37）

Risk Analysis and Countermeasures Research on Contract Management of Informatization Projects………………………………He Xiaomei, Guo Yidong（6-40）

Design and Development of VAT Invoice Management System for Refined Oil Retail Industry…………Zhang Zhenhua, Wang Hua, Qian Zhijun, et al.（6-43）