table of content
Chapter 1 Industry Overview
1.1 Definition
1.2 Assumptions
1.3 Research Scope
1.4 Market Analysis by Regions
1.4.1 North America Market States and Outlook (2022-2027)
1.4.2 East Asia Market States and Outlook (2022-2027)
1.4.3 Europe Market States and Outlook (2022-2027)
1.4.4 South Asia Market States and Outlook (2022-2027)
1.4.5 Southeast Asia Market States and Outlook (2022-2027)
1.4.6 Middle East Market States and Outlook (2022-2027)
1.4.7 Africa Market States and Outlook (2022-2027)
1.4.8 Oceania Market States and Outlook (2022-2027)
1.4.9 South America Market States and Outlook (2022-2027)
1.5 Global Polyethylene Terephthalate (PET) Recycling Market Size Analysis from 2022 to 2027
1.5.1 Global Polyethylene Terephthalate (PET) Recycling Market Size Analysis from 2022 to 2027 by Consumption Volume
1.5.2 Global Polyethylene Terephthalate (PET) Recycling Market Size Analysis from 2022 to 2027 by Value
1.5.3 Global Polyethylene Terephthalate (PET) Recycling Price Trends Analysis from 2022 to 2027
1.6 COVID-19 Outbreak: Polyethylene Terephthalate (PET) Recycling Industry Impact
Chapter 2 Global Polyethylene Terephthalate (PET) Recycling Competition by Types, Applications, and Top Regions and Countries
2.1 Global Polyethylene Terephthalate (PET) Recycling (Volume and Value) by Type
2.1.1 Global Polyethylene Terephthalate (PET) Recycling Consumption and Market Share by Type (2016-2021)
2.1.2 Global Polyethylene Terephthalate (PET) Recycling Revenue and Market Share by Type (2016-2021)
2.2 Global Polyethylene Terephthalate (PET) Recycling (Volume and Value) by Application
2.2.1 Global Polyethylene Terephthalate (PET) Recycling Consumption and Market Share by Application (2016-2021)
2.2.2 Global Polyethylene Terephthalate (PET) Recycling Revenue and Market Share by Application (2016-2021)
2.3 Global Polyethylene Terephthalate (PET) Recycling (Volume and Value) by Regions
2.3.1 Global Polyethylene Terephthalate (PET) Recycling Consumption and Market Share by Regions (2016-2021)
2.3.2 Global Polyethylene Terephthalate (PET) Recycling Revenue and Market Share by Regions (2016-2021)
Chapter 3 Production Market Analysis
3.1 Global Production Market Analysis
3.1.1 2016-2021 Global Capacity, Production, Capacity Utilization Rate, Ex-Factory Price, Revenue, Cost, Gross and Gross Margin Analysis
3.1.2 2016-2021 Major Manufacturers Performance and Market Share
3.2 Regional Production Market Analysis
3.2.1 2016-2021 Regional Market Performance and Market Share
3.2.2 North America Market
3.2.3 East Asia Market
3.2.4 Europe Market
3.2.5 South Asia Market
3.2.6 Southeast Asia Market
3.2.7 Middle East Market
3.2.8 Africa Market
3.2.9 Oceania Market
3.2.10 South America Market
3.2.11 Rest of the World Market
Chapter 4 Global Polyethylene Terephthalate (PET) Recycling Sales, Consumption, Export, Import by Regions (2016-2021)
4.1 Global Polyethylene Terephthalate (PET) Recycling Consumption by Regions (2016-2021)
4.2 North America Polyethylene Terephthalate (PET) Recycling Sales, Consumption, Export, Import (2016-2021)
4.3 East Asia Polyethylene Terephthalate (PET) Recycling Sales, Consumption, Export, Import (2016-2021)
4.4 Europe Polyethylene Terephthalate (PET) Recycling Sales, Consumption, Export, Import (2016-2021)
4.5 South Asia Polyethylene Terephthalate (PET) Recycling Sales, Consumption, Export, Import (2016-2021)
4.6 Southeast Asia Polyethylene Terephthalate (PET) Recycling Sales, Consumption, Export, Import (2016-2021)
4.7 Middle East Polyethylene Terephthalate (PET) Recycling Sales, Consumption, Export, Import (2016-2021)
4.8 Africa Polyethylene Terephthalate (PET) Recycling Sales, Consumption, Export, Import (2016-2021)
4.9 Oceania Polyethylene Terephthalate (PET) Recycling Sales, Consumption, Export, Import (2016-2021)
4.10 South America Polyethylene Terephthalate (PET) Recycling Sales, Consumption, Export, Import (2016-2021)
Chapter 5 North America Polyethylene Terephthalate (PET) Recycling Market Analysis
5.1 North America Polyethylene Terephthalate (PET) Recycling Consumption and Value Analysis
5.1.1 North America Polyethylene Terephthalate (PET) Recycling Market Under COVID-19
5.2 North America Polyethylene Terephthalate (PET) Recycling Consumption Volume by Types
5.3 North America Polyethylene Terephthalate (PET) Recycling Consumption Structure by Application
5.4 North America Polyethylene Terephthalate (PET) Recycling Consumption by Top Countries
5.4.1 United States Polyethylene Terephthalate (PET) Recycling Consumption Volume from 2016 to 2021
5.4.2 Canada Polyethylene Terephthalate (PET) Recycling Consumption Volume from 2016 to 2021
5.4.3 Mexico Polyethylene Terephthalate (PET) Recycling Consumption Volume from 2016 to 2021
Chapter 6 East Asia Polyethylene Terephthalate (PET) Recycling Market Analysis
6.1 East Asia Polyethylene Terephthalate (PET) Recycling Consumption and Value Analysis
6.1.1 East Asia Polyethylene Terephthalate (PET) Recycling Market Under COVID-19
6.2 East Asia Polyethylene Terephthalate (PET) Recycling Consumption Volume by Types
6.3 East Asia Polyethylene Terephthalate (PET) Recycling Consumption Structure by Application
6.4 East Asia Polyethylene Terephthalate (PET) Recycling Consumption by Top Countries
6.4.1 China Polyethylene Terephthalate (PET) Recycling Consumption Volume from 2016 to 2021
6.4.2 Japan Polyethylene Terephthalate (PET) Recycling Consumption Volume from 2016 to 2021
6.4.3 South Korea Polyethylene Terephthalate (PET) Recycling Consumption Volume from 2016 to 2021
Chapter 7 Europe Polyethylene Terephthalate (PET) Recycling Market Analysis
7.1 Europe Polyethylene Terephthalate (PET) Recycling Consumption and Value Analysis
7.1.1 Europe Polyethylene Terephthalate (PET) Recycling Market Under COVID-19
7.2 Europe Polyethylene Terephthalate (PET) Recycling Consumption Volume by Types
7.3 Europe Polyethylene Terephthalate (PET) Recycling Consumption Structure by Application
7.4 Europe Polyethylene Terephthalate (PET) Recycling Consumption by Top Countries
7.4.1 Germany Polyethylene Terephthalate (PET) Recycling Consumption Volume from 2016 to 2021
7.4.2 UK Polyethylene Terephthalate (PET) Recycling Consumption Volume from 2016 to 2021
7.4.3 France Polyethylene Terephthalate (PET) Recycling Consumption Volume from 2016 to 2021
7.4.4 Italy Polyethylene Terephthalate (PET) Recycling Consumption Volume from 2016 to 2021
7.4.5 Russia Polyethylene Terephthalate (PET) Recycling Consumption Volume from 2016 to 2021
7.4.6 Spain Polyethylene Terephthalate (PET) Recycling Consumption Volume from 2016 to 2021
7.4.7 Netherlands Polyethylene Terephthalate (PET) Recycling Consumption Volume from 2016 to 2021
7.4.8 Switzerland Polyethylene Terephthalate (PET) Recycling Consumption Volume from 2016 to 2021
7.4.9 Poland Polyethylene Terephthalate (PET) Recycling Consumption Volume from 2016 to 2021
Chapter 8 South Asia Polyethylene Terephthalate (PET) Recycling Market Analysis
8.1 South Asia Polyethylene Terephthalate (PET) Recycling Consumption and Value Analysis
8.1.1 South Asia Polyethylene Terephthalate (PET) Recycling Market Under COVID-19
8.2 South Asia Polyethylene Terephthalate (PET) Recycling Consumption Volume by Types
8.3 South Asia Polyethylene Terephthalate (PET) Recycling Consumption Structure by Application
8.4 South Asia Polyethylene Terephthalate (PET) Recycling Consumption by Top Countries
8.4.1 India Polyethylene Terephthalate (PET) Recycling Consumption Volume from 2016 to 2021
8.4.2 Pakistan Polyethylene Terephthalate (PET) Recycling Consumption Volume from 2016 to 2021
8.4.3 Bangladesh Polyethylene Terephthalate (PET) Recycling Consumption Volume from 2016 to 2021
Chapter 9 Southeast Asia Polyethylene Terephthalate (PET) Recycling Market Analysis
9.1 Southeast Asia Polyethylene Terephthalate (PET) Recycling Consumption and Value Analysis
9.1.1 Southeast Asia Polyethylene Terephthalate (PET) Recycling Market Under COVID-19
9.2 Southeast Asia Polyethylene Terephthalate (PET) Recycling Consumption Volume by Types
9.3 Southeast Asia Polyethylene Terephthalate (PET) Recycling Consumption Structure by Application
9.4 Southeast Asia Polyethylene Terephthalate (PET) Recycling Consumption by Top Countries
9.4.1 Indonesia Polyethylene Terephthalate (PET) Recycling Consumption Volume from 2016 to 2021
9.4.2 Thailand Polyethylene Terephthalate (PET) Recycling Consumption Volume from 2016 to 2021
9.4.3 Singapore Polyethylene Terephthalate (PET) Recycling Consumption Volume from 2016 to 2021
9.4.4 Malaysia Polyethylene Terephthalate (PET) Recycling Consumption Volume from 2016 to 2021
9.4.5 Philippines Polyethylene Terephthalate (PET) Recycling Consumption Volume from 2016 to 2021
9.4.6 Vietnam Polyethylene Terephthalate (PET) Recycling Consumption Volume from 2016 to 2021
9.4.7 Myanmar Polyethylene Terephthalate (PET) Recycling Consumption Volume from 2016 to 2021
Chapter 10 Middle East Polyethylene Terephthalate (PET) Recycling Market Analysis
10.1 Middle East Polyethylene Terephthalate (PET) Recycling Consumption and Value Analysis
10.1.1 Middle East Polyethylene Terephthalate (PET) Recycling Market Under COVID-19
10.2 Middle East Polyethylene Terephthalate (PET) Recycling Consumption Volume by Types
10.3 Middle East Polyethylene Terephthalate (PET) Recycling Consumption Structure by Application
10.4 Middle East Polyethylene Terephthalate (PET) Recycling Consumption by Top Countries
10.4.1 Turkey Polyethylene Terephthalate (PET) Recycling Consumption Volume from 2016 to 2021
10.4.2 Saudi Arabia Polyethylene Terephthalate (PET) Recycling Consumption Volume from 2016 to 2021
10.4.3 Iran Polyethylene Terephthalate (PET) Recycling Consumption Volume from 2016 to 2021
10.4.4 United Arab Emirates Polyethylene Terephthalate (PET) Recycling Consumption Volume from 2016 to 2021
10.4.5 Israel Polyethylene Terephthalate (PET) Recycling Consumption Volume from 2016 to 2021
10.4.6 Iraq Polyethylene Terephthalate (PET) Recycling Consumption Volume from 2016 to 2021
10.4.7 Qatar Polyethylene Terephthalate (PET) Recycling Consumption Volume from 2016 to 2021
10.4.8 Kuwait Polyethylene Terephthalate (PET) Recycling Consumption Volume from 2016 to 2021
10.4.9 Oman Polyethylene Terephthalate (PET) Recycling Consumption Volume from 2016 to 2021
Chapter 11 Africa Polyethylene Terephthalate (PET) Recycling Market Analysis
11.1 Africa Polyethylene Terephthalate (PET) Recycling Consumption and Value Analysis
11.1.1 Africa Polyethylene Terephthalate (PET) Recycling Market Under COVID-19
11.2 Africa Polyethylene Terephthalate (PET) Recycling Consumption Volume by Types
11.3 Africa Polyethylene Terephthalate (PET) Recycling Consumption Structure by Application
11.4 Africa Polyethylene Terephthalate (PET) Recycling Consumption by Top Countries
11.4.1 Nigeria Polyethylene Terephthalate (PET) Recycling Consumption Volume from 2016 to 2021
11.4.2 South Africa Polyethylene Terephthalate (PET) Recycling Consumption Volume from 2016 to 2021
11.4.3 Egypt Polyethylene Terephthalate (PET) Recycling Consumption Volume from 2016 to 2021
11.4.4 Algeria Polyethylene Terephthalate (PET) Recycling Consumption Volume from 2016 to 2021
11.4.5 Morocco Polyethylene Terephthalate (PET) Recycling Consumption Volume from 2016 to 2021
Chapter 12 Oceania Polyethylene Terephthalate (PET) Recycling Market Analysis
12.1 Oceania Polyethylene Terephthalate (PET) Recycling Consumption and Value Analysis
12.2 Oceania Polyethylene Terephthalate (PET) Recycling Consumption Volume by Types
12.3 Oceania Polyethylene Terephthalate (PET) Recycling Consumption Structure by Application
12.4 Oceania Polyethylene Terephthalate (PET) Recycling Consumption by Top Countries
12.4.1 Australia Polyethylene Terephthalate (PET) Recycling Consumption Volume from 2016 to 2021
12.4.2 New Zealand Polyethylene Terephthalate (PET) Recycling Consumption Volume from 2016 to 2021
Chapter 13 South America Polyethylene Terephthalate (PET) Recycling Market Analysis
13.1 South America Polyethylene Terephthalate (PET) Recycling Consumption and Value Analysis
13.1.1 South America Polyethylene Terephthalate (PET) Recycling Market Under COVID-19
13.2 South America Polyethylene Terephthalate (PET) Recycling Consumption Volume by Types
13.3 South America Polyethylene Terephthalate (PET) Recycling Consumption Structure by Application
13.4 South America Polyethylene Terephthalate (PET) Recycling Consumption Volume by Major Countries
13.4.1 Brazil Polyethylene Terephthalate (PET) Recycling Consumption Volume from 2016 to 2021
13.4.2 Argentina Polyethylene Terephthalate (PET) Recycling Consumption Volume from 2016 to 2021
13.4.3 Columbia Polyethylene Terephthalate (PET) Recycling Consumption Volume from 2016 to 2021
13.4.4 Chile Polyethylene Terephthalate (PET) Recycling Consumption Volume from 2016 to 2021
13.4.5 Venezuela Polyethylene Terephthalate (PET) Recycling Consumption Volume from 2016 to 2021
13.4.6 Peru Polyethylene Terephthalate (PET) Recycling Consumption Volume from 2016 to 2021
13.4.7 Puerto Rico Polyethylene Terephthalate (PET) Recycling Consumption Volume from 2016 to 2021
13.4.8 Ecuador Polyethylene Terephthalate (PET) Recycling Consumption Volume from 2016 to 2021
Chapter 14 Company Profiles and Key Figures in Polyethylene Terephthalate (PET) Recycling Business
14.1 Centriforce Products Ltd
14.1.1 Centriforce Products Ltd Company Profile
14.1.2 Centriforce Products Ltd Polyethylene Terephthalate (PET) Recycling Product Specification
14.1.3 Centriforce Products Ltd Polyethylene Terephthalate (PET) Recycling Production Capacity, Revenue, Price and Gross Margin (2016-2021)
14.2 JFC Plastics Ltd
14.2.1 JFC Plastics Ltd Company Profile
14.2.2 JFC Plastics Ltd Polyethylene Terephthalate (PET) Recycling Product Specification
14.2.3 JFC Plastics Ltd Polyethylene Terephthalate (PET) Recycling Production Capacity, Revenue, Price and Gross Margin (2016-2021)
14.3 DS Smith
14.3.1 DS Smith Company Profile
14.3.2 DS Smith Polyethylene Terephthalate (PET) Recycling Product Specification
14.3.3 DS Smith Polyethylene Terephthalate (PET) Recycling Production Capacity, Revenue, Price and Gross Margin (2016-2021)
14.4 Clean Tech UK Ltd
14.4.1 Clean Tech UK Ltd Company Profile
14.4.2 Clean Tech UK Ltd Polyethylene Terephthalate (PET) Recycling Product Specification
14.4.3 Clean Tech UK Ltd Polyethylene Terephthalate (PET) Recycling Production Capacity, Revenue, Price and Gross Margin (2016-2021)
14.5 G.E.T Recycling Co. Ltd
14.5.1 G.E.T Recycling Co. Ltd Company Profile
14.5.2 G.E.T Recycling Co. Ltd Polyethylene Terephthalate (PET) Recycling Product Specification
14.5.3 G.E.T Recycling Co. Ltd Polyethylene Terephthalate (PET) Recycling Production Capacity, Revenue, Price and Gross Margin (2016-2021)
14.6 Dennison Ltd
14.6.1 Dennison Ltd Company Profile
14.6.2 Dennison Ltd Polyethylene Terephthalate (PET) Recycling Product Specification
14.6.3 Dennison Ltd Polyethylene Terephthalate (PET) Recycling Production Capacity, Revenue, Price and Gross Margin (2016-2021)
14.7 Libolon
14.7.1 Libolon Company Profile
14.7.2 Libolon Polyethylene Terephthalate (PET) Recycling Product Specification
14.7.3 Libolon Polyethylene Terephthalate (PET) Recycling Production Capacity, Revenue, Price and Gross Margin (2016-2021)
14.8 Foss Manufacturing LLC
14.8.1 Foss Manufacturing LLC Company Profile
14.8.2 Foss Manufacturing LLC Polyethylene Terephthalate (PET) Recycling Product Specification
14.8.3 Foss Manufacturing LLC Polyethylene Terephthalate (PET) Recycling Production Capacity, Revenue, Price and Gross Margin (2016-2021)
14.9 DutchPetRecycling
14.9.1 DutchPetRecycling Company Profile
14.9.2 DutchPetRecycling Polyethylene Terephthalate (PET) Recycling Product Specification
14.9.3 DutchPetRecycling Polyethylene Terephthalate (PET) Recycling Production Capacity, Revenue, Price and Gross Margin (2016-2021)
14.10 Krones AG
14.10.1 Krones AG Company Profile
14.10.2 Krones AG Polyethylene Terephthalate (PET) Recycling Product Specification
14.10.3 Krones AG Polyethylene Terephthalate (PET) Recycling Production Capacity, Revenue, Price and Gross Margin (2016-2021)
14.11 Placon (Ecostar)
14.11.1 Placon (Ecostar) Company Profile
14.11.2 Placon (Ecostar) Polyethylene Terephthalate (PET) Recycling Product Specification
14.11.3 Placon (Ecostar) Polyethylene Terephthalate (PET) Recycling Production Capacity, Revenue, Price and Gross Margin (2016-2021)
14.12 Repro-PET
14.12.1 Repro-PET Company Profile
14.12.2 Repro-PET Polyethylene Terephthalate (PET) Recycling Product Specification
14.12.3 Repro-PET Polyethylene Terephthalate (PET) Recycling Production Capacity, Revenue, Price and Gross Margin (2016-2021)
14.13 Lotte Chemicals
14.13.1 Lotte Chemicals Company Profile
14.13.2 Lotte Chemicals Polyethylene Terephthalate (PET) Recycling Product Specification
14.13.3 Lotte Chemicals Polyethylene Terephthalate (PET) Recycling Production Capacity, Revenue, Price and Gross Margin (2016-2021)
14.14 Verdeco Recycling Inc.
14.14.1 Verdeco Recycling Inc. Company Profile
14.14.2 Verdeco Recycling Inc. Polyethylene Terephthalate (PET) Recycling Product Specification
14.14.3 Verdeco Recycling Inc. Polyethylene Terephthalate (PET) Recycling Production Capacity, Revenue, Price and Gross Margin (2016-2021)
14.15 PolyQuest
14.15.1 PolyQuest Company Profile
14.15.2 PolyQuest Polyethylene Terephthalate (PET) Recycling Product Specification
14.15.3 PolyQuest Polyethylene Terephthalate (PET) Recycling Production Capacity, Revenue, Price and Gross Margin (2016-2021)
14.16 Phoenix Technologies
14.16.1 Phoenix Technologies Company Profile
14.16.2 Phoenix Technologies Polyethylene Terephthalate (PET) Recycling Product Specification
14.16.3 Phoenix Technologies Polyethylene Terephthalate (PET) Recycling Production Capacity, Revenue, Price and Gross Margin (2016-2021)
14.17 M&G Chemicals
14.17.1 M&G Chemicals Company Profile
14.17.2 M&G Chemicals Polyethylene Terephthalate (PET) Recycling Product Specification
14.17.3 M&G Chemicals Polyethylene Terephthalate (PET) Recycling Production Capacity, Revenue, Price and Gross Margin (2016-2021)
14.18 UltrePET LLC
14.18.1 UltrePET LLC Company Profile
14.18.2 UltrePET LLC Polyethylene Terephthalate (PET) Recycling Product Specification
14.18.3 UltrePET LLC Polyethylene Terephthalate (PET) Recycling Production Capacity, Revenue, Price and Gross Margin (2016-2021)
14.19 Reliance Industries Limited
14.19.1 Reliance Industries Limited Company Profile
14.19.2 Reliance Industries Limited Polyethylene Terephthalate (PET) Recycling Product Specification
14.19.3 Reliance Industries Limited Polyethylene Terephthalate (PET) Recycling Production Capacity, Revenue, Price and Gross Margin (2016-2021)
14.20 Petco.co.za
14.20.1 Petco.co.za Company Profile
14.20.2 Petco.co.za Polyethylene Terephthalate (PET) Recycling Product Specification
14.20.3 Petco.co.za Polyethylene Terephthalate (PET) Recycling Production Capacity, Revenue, Price and Gross Margin (2016-2021)
Chapter 15 Global Polyethylene Terephthalate (PET) Recycling Market Forecast (2022-2027)
15.1 Global Polyethylene Terephthalate (PET) Recycling Consumption Volume, Revenue and Price Forecast (2022-2027)
15.1.1 Global Polyethylene Terephthalate (PET) Recycling Consumption Volume and Growth Rate Forecast (2022-2027)
15.1.2 Global Polyethylene Terephthalate (PET) Recycling Value and Growth Rate Forecast (2022-2027)
15.2 Global Polyethylene Terephthalate (PET) Recycling Consumption Volume, Value and Growth Rate Forecast by Region (2022-2027)
15.2.1 Global Polyethylene Terephthalate (PET) Recycling Consumption Volume and Growth Rate Forecast by Regions (2022-2027)
15.2.2 Global Polyethylene Terephthalate (PET) Recycling Value and Growth Rate Forecast by Regions (2022-2027)
15.2.3 North America Polyethylene Terephthalate (PET) Recycling Consumption Volume, Revenue and Growth Rate Forecast (2022-2027)
15.2.4 East Asia Polyethylene Terephthalate (PET) Recycling Consumption Volume, Revenue and Growth Rate Forecast (2022-2027)
15.2.5 Europe Polyethylene Terephthalate (PET) Recycling Consumption Volume, Revenue and Growth Rate Forecast (2022-2027)
15.2.6 South Asia Polyethylene Terephthalate (PET) Recycling Consumption Volume, Revenue and Growth Rate Forecast (2022-2027)
15.2.7 Southeast Asia Polyethylene Terephthalate (PET) Recycling Consumption Volume, Revenue and Growth Rate Forecast (2022-2027)
15.2.8 Middle East Polyethylene Terephthalate (PET) Recycling Consumption Volume, Revenue and Growth Rate Forecast (2022-2027)
15.2.9 Africa Polyethylene Terephthalate (PET) Recycling Consumption Volume, Revenue and Growth Rate Forecast (2022-2027)
15.2.10 Oceania Polyethylene Terephthalate (PET) Recycling Consumption Volume, Revenue and Growth Rate Forecast (2022-2027)
15.2.11 South America Polyethylene Terephthalate (PET) Recycling Consumption Volume, Revenue and Growth Rate Forecast (2022-2027)
15.3 Global Polyethylene Terephthalate (PET) Recycling Consumption Volume, Revenue and Price Forecast by Type (2022-2027)
15.3.1 Global Polyethylene Terephthalate (PET) Recycling Consumption Forecast by Type (2022-2027)
15.3.2 Global Polyethylene Terephthalate (PET) Recycling Revenue Forecast by Type (2022-2027)
15.3.3 Global Polyethylene Terephthalate (PET) Recycling Price Forecast by Type (2022-2027)
15.4 Global Polyethylene Terephthalate (PET) Recycling Consumption Volume Forecast by Application (2022-2027)
15.5 Polyethylene Terephthalate (PET) Recycling Market Forecast Under COVID-19
Chapter 16 Conclusions
Research Methodology