Jiangxi Juhui Environmental Protection Technology Co., Ltd., established on 2014-12-25, Business scope includes research and development of special equipment for environmental protection,manufacture;Sales of building materials;construction of building works(Items subject to approval by law,Business activities can only be carried out after approval by relevant departments)**

Sichuan Orient Hydroelectric Equipment & Engineering Co., Ltd. is a private company headquartered in Deyang, China. The firm manufactures technical equipment.

China Petrochemical Corporation (Sinopec Group) is a super-large petroleum and petrochemical enterprise group, established in July 1998 on the basis of the former China Petrochemical Corporation. Sinopec Group is a state-owned company solely invested by the state, functioning as a state-authorized investment organization in which the state holds the controlling share. Headquartered in Beijing, Sinopec Group has a registered capital of RMB 231.6 billion. The board chairman of Sinopec Group is its legal representative. Sinopec Group executes the investor rights over related state assets owned by its full subsidiaries, controlled companies and share-holding companies. These rights include receiving returns on assets, making major decisions and appointing management teams. The Group operates, manages and supervises state assets according to related laws, and shoulders the corresponding responsibility of maintaining and increasing the value of state assets. China Petroleum and Chemical Company (Sinopec Corp.), controlled by Sinopec Group, issued H-shares and A-shares at overseas and home respectively in October 2000 and August 2001 and was listed on stock markets in Hong Kong, New York, London and Shanghai. Sinopec Group’s key business activities include: industrial investment and investment management; the exploration, production, storage and transportation (including pipeline transportation), marketing and comprehensive utilization of oil and natural gas; the production, marketing, storage and transportation of coal; oil refining; the storage, transportation ,wholesale and retail of oil products; the production, marketing, storage, transportation of petrochemicals, natural gas chemicals, coal chemicals and other chemical products; the exploration, design, consulting, construction and installation of petroleum and petrochemical engineering projects; the overhaul and maintenance of petroleum and petrochemical equipments; the research and development, manufacturing and marketing of electrical and mechanical equipments; the production and marketing of electricity, steam, water and industrial gas; the research, development, application and consulting services of technology, e-business, information and alternative energy products; the import and export of self-support and agent commodity and technology; foreign project contracting, invite bidding, labor export; the international storage and logistics business. Sinopec Group ranked the 3rd in the Fortune Global 500 in 2014.

PetroChina Co. Ltd. engages in the petroleum related products, services and activities. It operates through the following business segments: Exploration and Production; Refining and Chemicals; Marketing; Natural Gas and Pipeline; and Head Office and Other. The Exploration and Production segment involves exploration, development, production, and marketing of crude oil and natural gas. The Refining and Chemicals segment focuses on the refining of crude oil and petroleum products, production and marketing of primary petrochemical products, derivative petrochemical products, and other chemical products. The Marketing segment includes marketing of refined products and the trading business. The Natural Gas and Pipeline segment comprises transmission of natural gas, crude oil, and refined products and the sale of natural gas. The Head Office and Other segment relates to cash management and financing activities, the corporate center, research and development, and other business services supporting the operating business segments of the Group. The company was founded on November 5, 1999 and is headquartered in Beijing, China.

Anhui Wanbei Coal-Electricity Group Co., Ltd. engages in the distribution of coal and electricity. It operates through the following business segments: Coal, Electricity, Chemical industry, and Trade. The company was founded on March 15, 1984 and is headquartered in Suzhou, China.

Nantong Anzhong Water Technology Co., Ltd., established on 2016-12-28, Business scope includes river cleaning,dredging,Environmental Monitoring Analysis,Soil and water environment management,Soil and water conservation;Research and development of water resources technology;Research and development of high-tech water conservancy products,Sales and water conservancy technical service,technical consulting,technology transfer.(Items subject to approval by law,Business activities can only be carried out after approval by relevant departments) General project:Research and development of intelligent robots;Intelligent robot sales;Technology promotion and application services;office services(Except for projects subject to approval by law,Carry out business activities independently in accordance with the law with a business license)

Chengdu Jindazhou Industrial Development Co., Ltd., established on 2001-07-05, The scope of business includes self-management and agent import and export of various commodities and technologies,Except for the goods and technologies that the state restricts the company to operate or prohibits the import and export of,operating incoming material processing and"Three to one make up"business operation;Operation of counter trade and entrepot trade;Agricultural and sideline product processing(Does not contain grain and oil)and landscaping,Sales:non-staple food,clothing.Salted vegetable processing,vegetable products,Edible mushroom products,soy products,Potatoes and puffed food,seasoning products,instant food,Nuts and Seeds,food and food products(Rice and its products,Wheat flour and its products,Cereal flour and its products,Starch and starch products,Instant rice noodle products),Processing of beverages,production and sales,General cargo.(Items subject to approval by law,Business activities can only be carried out after approval by relevant departments)

Daqing Oilfield Co., Ltd. Testing Technology Service Branch, established on 2000-04-28, Business scope includes and logging,Perforation,Research and development of geophysical technology related to wireline operations such as well testing,consult,Transfers and Services;Logging,well test,test,Design and construction of detection device,Logging,Detection and Calibration of Well Testing Instruments;Logging,well test,Manufacture of testing instrumentation and general instrumentation,Sales and Service,Research and development of computer application technology and software,road general cargo transportation.

Shandong Nanhai Airbag Engineering Co., Ltd., established on 2003-12-18, Business scope includes airbags,rely on the ball,float,fender,Mandrel,rubber products,Ship accessories,anchor,Anchor chain and accessories,Container Fasteners,Tethering equipment,Forgings,Steel castings,hardware tools,Decoating equipment,rigging,Electrical components,Equipment,Electrical Equipment,Instrumentation,radar equipment,Port engineering equipment,Research and development of marine engineering equipment,manufacture,Production(Excluding casting and forging),Sales,lease;Manufacture of rubber sheets;Research and development of ship accessories,manufacture,Sales,Repair and technical service;Class II medical device,Sales of medical masks;Ship launching,top row;Transport of heavy caissons and technical consulting services;Diving service and technical consultation;water rescue service;Shipwreck Salvage Services;Mechanical parts processing(Excluding casting and forging);Import and export;Technology import and export and other legal,regulations,Items that are not prohibited by the State Council's decision and do not require a business license.(Items subject to approval by law,Business activities can only be carried out after approval by relevant departments)

Guizhou Harmony Ecological Landscape Co., Ltd., established on 2011-03-01, Business scope includes legal,regulations,Those prohibited by the State Council's decision shall not operate;law,regulations,The State Council has decided to allow(approval)of,After approval by the examination and approval authority(approval)file management;law,regulations,The State Council has decided that a license is not required(approval)of,Market entities independently choose to operate.(Other unspecified construction industry;Ecological Restoration and Ecological Protection Services;Landscaping engineering construction;Forestry Product Sales;Earthwork construction;Foreign contracted projects;Engineering Management Services;Labor service(Does not include labor dispatch);Environmental Consulting Services;Intelligent Agricultural Management;Rural folk crafts and products,Development and management of leisure agriculture and rural tourism resources;Construction machinery and equipment rental;Construction of sports facilities;Land Consolidation Services;Forest tree seed production and management(Limited to branch operations);Sales of building materials.(Items subject to approval by law,Business activities can only be carried out after approval by relevant departments))

CNPC Great Wall Drilling Engineering Co., Ltd., established on 2008-07-18, Business scope includes contracting and its strength,scale,Foreign engineering projects that are compatible with performance;Dispatch foreign laborers to implement the above-mentioned overseas projects;oil,natural gas,Coalbed methane exploration and development and process reservoir geology,Geophysical prospecting,drilling,Logging,Mud logging,well test,Workover,Cementing,Completion,Technical services for underground operations and other projects;Detection and treatment of industrial solid waste, waste liquid and waste chemicals in oil and gas fields(Does not contain hazardous waste);Recycling and Wholesale of Recycled Materials;Construction General Contracting,Professional contractors,Labor subcontracting;project costs;Technical extension services;Repair machinery and equipment;technology development,technical consulting,Technical Services;Sales of special oil equipment and equipment,Labor protection supplies,Chemical Products(Does not contain dangerous chemicals and a class of precursor chemicals);Warehousing Services;Petroleum special equipment testing;Petroleum Professional Training;Equipment Leasing;Information Consulting;Import and export,Technology Import and Export,Agent import and export;Office space for rent;lease commercial premises;The following items are limited to branch offices in other cities:Manufacture of special equipment for environmental protection;Manufacture of special machinery for water resources;Manufacture of special equipment for oil and gas drilling and production;Oil drilling tools and accessories,Oil and gas drilling equipment parts processing,repair,lease,Sales;Engineering survey and design;Sell ​​lubricants,asphalt.(Market entities independently choose business projects in accordance with the law,Carry out business activities;Items subject to approval by law,Carry out business activities in accordance with the approved content after approval by relevant departments;Do not engage in the business activities of projects prohibited and restricted by the industrial policies of the state and this city.)

Zhejiang Keran Environmental Technology Co., Ltd., established on 2008-06-18, Business scope includes general items:Engineering and Technology Research and Experimental Development;Engineering Management Services;Landscaping engineering construction;Municipal facilities management;software development;Information system integration service;Manufacture of special equipment for environmental protection;Manufacturing of sludge treatment equipment;Manufacturing of water pollutant monitoring and testing instruments;Domestic waste treatment equipment manufacturing;Machinery sales;Domestic waste treatment equipment sales;Environmental protection special equipment sales;Sales of non-metallic minerals and products;Hardware retail;Sales of building materials;Instrument sales;Air Pollution Control;Environmental emergency management service;advertisement making(Except for projects subject to approval by law,Carry out business activities independently in accordance with the law with a business license).licensed items:Construction engineering design;Various construction activities;General contracting of housing construction and municipal infrastructure projects(Items subject to approval by law,Business activities can only be carried out after approval by relevant departments,Specific business projects are subject to approval results).

Hangzhou Ruili Sound and Electric Technology Co., Ltd., established on 1992-09-09, Business scope includes general items:Production:Petroleum logging instrument,Electrical and automation instrumentation(Demetering),Ultrasound equipment,Underwater Acoustic Equipment,Physical Prospecting Equipment,Piezoelectric materials and components,Computer and Building Intelligent System,air purification system;technology development,Technical Services,technical consulting,Achievement transfer:Petroleum logging instrument,Electrical and automation instrumentation(Demetering),Ultrasound equipment,Underwater Acoustic Equipment,Physical Prospecting Equipment,Piezoelectric materials and components,Intelligent Building,smart transportation system,Computer hardware and software,air purification system;Sales,lease:Petroleum logging instrument,Electrical and automation instrumentation(Demetering),Ultrasound equipment,Underwater Acoustic Equipment,Physical Prospecting Equipment,Piezoelectric materials and components,Computer hardware and software;undertake:Electronics and Intelligent Engineering,Computer Information System Integration Engineering,Intelligent Transportation Engineering,Energy saving and environmental protection project(Operate with qualifications);Install,debugging:Self-produced products and supporting equipment;Import and export of goods or technology(Except for the import and export of goods and technologies that are prohibited by the state or involve administrative approval)(Items subject to approval by law,Business activities can only be carried out after approval by relevant departments)(Except for projects subject to approval by law,Carry out business activities independently in accordance with the law with a business license).

Guizhou Gaofeng Petroleum Machinery Co., Ltd. is a Chinese private company. The firm designs, manufactures and services oil field equipment & machinery.

Fujian Xinlitian Environmental Engineering Co., Ltd., established on 2006-02-06, Business scope includes licensed projects:Various construction activities;General contracting of housing construction and municipal infrastructure projects;Power facility installation,undertook,Take the test(Items subject to approval by law,Business activities can only be carried out after approval by relevant departments,The specific business items are subject to the approval documents or licenses of relevant departments) General project:water pollution control;Water Environment Pollution Prevention and Control Services;Air Pollution Control;Atmospheric Environmental Pollution Prevention and Control Services;Soil Pollution Control and Restoration Services;Soil Environmental Pollution Prevention and Control Services;Noise and Vibration Control Services;Ecological Restoration and Ecological Protection Services;Environmental emergency management service;Landscaping engineering construction;General machinery and equipment installation services;Foreign contracted projects;Technical Services,technology development,technical consulting,Technology Exchange,technology transfer,Technology Promotion;Mechanical equipment research and development;Technology promotion and application services;Environmental protection special equipment sales;electronic,Mechanical equipment maintenance(No special equipment);Specialty Chemicals Sales(Free of Hazardous Chemicals)(Except for projects subject to approval by law,Carry out business activities independently in accordance with the law with a business license).

Hangzhou Jiayu Garden Construction Co., Ltd., established on 2009-12-14, Business scope includes water conservancy and hydropower projects(In addition to power facilities),Landscaping project,Municipal public works,building engineering,Earthwork,Road construction,Port and Channel Engineering,Foundation and Foundation Engineering,Building decoration project,Garden Ancient Architecture Engineering,Mechanical and electrical equipment installation engineering(In addition to power facilities),bridge engineering,City and road lighting engineering,Sports facilities engineering,Environmental Engineering,Steel structure engineering,Construction of Geological Hazard Control Engineering;Machinery and Equipment Leasing,property management,disinfecting service;Construction of fire protection facilities,maintain,maintainance,detection;Commercial cleaning of municipal solid waste,collect,transportation,processing services;road cleaning,River cleaning,Green maintenance,road maintenance,River environment improvement,Maintenance of hydraulic engineering facilities;Compilation of water and soil conservation plans for development and construction projects and entrusted water and soil conservation monitoring(Operate with qualification certificate);Water and land resources development and utilization planning consulting services;Entrusted digital urban management information collection.(Items subject to approval by law,Business activities can only be carried out after approval by relevant departments)

Petroleum Engineering Technology Research Institute of Jianghan Oilfield Branch of China Petrochemical Corporation, established on 2001-01-10, Scope of business includes drilling,Completion,Workover,Logging,Mud logging,Reservoir Improvement and Protection,oil and gas extraction,Research on petroleum engineering technology such as surface engineering,planning,design,consult,introduce,Promotion and Technical Services;Drilling tools(equipment),Instrumentation,Research and development of petroleum engineering related products such as oilfield chemistry,introduce,application,Evaluation,Detection and Monitoring;underground oil storage(gas)Research and application of database construction related technologies;Information construction and software development(Items subject to approval by law,Business activities can only be carried out after approval by relevant departments).

Sichuan Saitech Energy Technology Co., Ltd., established on 2015-05-05, Business scope includes general items:Emerging energy technology research and development;Mechanical and electrical equipment manufacturing;Machinery and Equipment Leasing;Manufacture of special equipment for oil drilling;Oil and Gas Technical Services;Sales of special equipment for oil drilling.(Except for projects subject to approval by law,Carry out business activities independently in accordance with the law with a business license)

China Railway Resources Group Co., Ltd. is a Chinese company ultimately controlled by the Government of China that engages in railroad infrastructure construction, survey, design and consulting services.