Table of Contents 1 Study Coverage 1.1 Ladder Product 1.2 Key Market Segments in This Study 1.3 Key Manufacturers Covered 1.4 Market by Type 1.4.1 Global Ladder Market Size Growth Rate by Type 1.4.2 Metal Ladder 1.4.3 Wood Ladder 1.4.4 Fiberglass Ladder 1.5 Market by Application 1.5.1 Global Ladder Market Size Growth Rate by Application 1.5.2 Domestic 1.5.3 Commercial 1.5.4 Industrial 1.6 Study Objectives 1.7 Years Considered 2 Executive Summary 2.1 Global Ladder Market Size 2.1.1 Global Ladder Revenue 2014-2025 2.1.2 Global Ladder Production 2014-2025 2.2 Ladder Growth Rate (CAGR) 2019-2025 2.3 Analysis of Competitive Landscape 2.3.1 Manufacturers Market Concentration Ratio (CR5 and HHI) 2.3.2 Key Ladder Manufacturers 2.3.2.1 Ladder Manufacturing Base Distribution, Headquarters 2.3.2.2 Manufacturers Ladder Product Offered 2.3.2.3 Date of Manufacturers Enter into Ladder Market 2.4 Key Trends for Ladder Markets & Products 3 Market Size by Manufacturers 3.1 Ladder Production by Manufacturers 3.1.1 Ladder Production by Manufacturers 3.1.2 Ladder Production Market Share by Manufacturers 3.2 Ladder Revenue by Manufacturers 3.2.1 Ladder Revenue by Manufacturers (2014-2019) 3.2.2 Ladder Revenue Share by Manufacturers (2014-2019) 3.3 Ladder Price by Manufacturers 3.4 Mergers & Acquisitions, Expansion Plans 4 Ladder Production by Regions 4.1 Global Ladder Production by Regions 4.1.1 Global Ladder Production Market Share by Regions 4.1.2 Global Ladder Revenue Market Share by Regions 4.2 United States 4.2.1 United States Ladder Production 4.2.2 United States Ladder Revenue 4.2.3 Key Players in United States 4.2.4 United States Ladder Import & Export 4.3 Europe 4.3.1 Europe Ladder Production 4.3.2 Europe Ladder Revenue 4.3.3 Key Players in Europe 4.3.4 Europe Ladder Import & Export 4.4 China 4.4.1 China Ladder Production 4.4.2 China Ladder Revenue 4.4.3 Key Players in China 4.4.4 China Ladder Import & Export 4.5 Japan 4.5.1 Japan Ladder Production 4.5.2 Japan Ladder Revenue 4.5.3 Key Players in Japan 4.5.4 Japan Ladder Import & Export 4.6 Other Regions 4.6.1 South Korea 4.6.2 India 4.6.3 Southeast Asia 5 Ladder Consumption by Regions 5.1 Global Ladder Consumption by Regions 5.1.1 Global Ladder Consumption by Regions 5.1.2 Global Ladder Consumption Market Share by Regions 5.2 North America 5.2.1 North America Ladder Consumption by Application 5.2.2 North America Ladder Consumption by Countries 5.2.3 United States 5.2.4 Canada 5.2.5 Mexico 5.3 Europe 5.3.1 Europe Ladder Consumption by Application 5.3.2 Europe Ladder Consumption by Countries 5.3.3 Germany 5.3.4 France 5.3.5 UK 5.3.6 Italy 5.3.7 Russia 5.4 Asia Pacific 5.4.1 Asia Pacific Ladder Consumption by Application 5.4.2 Asia Pacific Ladder Consumption by Countries 5.4.3 China 5.4.4 Japan 5.4.5 South Korea 5.4.6 India 5.4.7 Australia 5.4.8 Indonesia 5.4.9 Thailand 5.4.10 Malaysia 5.4.11 Philippines 5.4.12 Vietnam 5.5 Central & South America 5.5.1 Central & South America Ladder Consumption by Application 5.5.2 Central & South America Ladder Consumption by Country 5.5.3 Brazil 5.6 Middle East and Africa 5.6.1 Middle East and Africa Ladder Consumption by Application 5.6.2 Middle East and Africa Ladder Consumption by Countries 5.6.3 GCC Countries 5.6.4 Egypt 5.6.5 South Africa 6 Market Size by Type 6.1 Global Ladder Production by Type 6.2 Global Ladder Revenue by Type 6.3 Ladder Price by Type 7 Market Size by Application 7.1 Overview 7.2 Global Ladder Breakdown Dada by Application 7.2.1 Global Ladder Consumption by Application 7.2.2 Global Ladder Consumption Market Share by Application (2014-2019) 8 Manufacturers Profiles 8.1 Werner 8.1.1 Werner Company Details 8.1.2 Company Overview 8.1.3 Werner Ladder Production Revenue and Gross Margin (2014-2019) 8.1.4 Werner Ladder Product Description 8.1.5 Werner Recent Development 8.2 Louisville Ladder 8.2.1 Louisville Ladder Company Details 8.2.2 Company Overview 8.2.3 Louisville Ladder Ladder Production Revenue and Gross Margin (2014-2019) 8.2.4 Louisville Ladder Ladder Product Description 8.2.5 Louisville Ladder Recent Development 8.3 Little Giant Ladders 8.3.1 Little Giant Ladders Company Details 8.3.2 Company Overview 8.3.3 Little Giant Ladders Ladder Production Revenue and Gross Margin (2014-2019) 8.3.4 Little Giant Ladders Ladder Product Description 8.3.5 Little Giant Ladders Recent Development 8.4 Jinmao 8.4.1 Jinmao Company Details 8.4.2 Company Overview 8.4.3 Jinmao Ladder Production Revenue and Gross Margin (2014-2019) 8.4.4 Jinmao Ladder Product Description 8.4.5 Jinmao Recent Development 8.5 Carbis 8.5.1 Carbis Company Details 8.5.2 Company Overview 8.5.3 Carbis Ladder Production Revenue and Gross Margin (2014-2019) 8.5.4 Carbis Ladder Product Description 8.5.5 Carbis Recent Development 8.6 Tubesca 8.6.1 Tubesca Company Details 8.6.2 Company Overview 8.6.3 Tubesca Ladder Production Revenue and Gross Margin (2014-2019) 8.6.4 Tubesca Ladder Product Description 8.6.5 Tubesca Recent Development 8.7 ZhongChuang 8.7.1 ZhongChuang Company Details 8.7.2 Company Overview 8.7.3 ZhongChuang Ladder Production Revenue and Gross Margin (2014-2019) 8.7.4 ZhongChuang Ladder Product Description 8.7.5 ZhongChuang Recent Development 8.8 ZARGES 8.8.1 ZARGES Company Details 8.8.2 Company Overview 8.8.3 ZARGES Ladder Production Revenue and Gross Margin (2014-2019) 8.8.4 ZARGES Ladder Product Description 8.8.5 ZARGES Recent Development 8.9 Hasegawa 8.9.1 Hasegawa Company Details 8.9.2 Company Overview 8.9.3 Hasegawa Ladder Production Revenue and Gross Margin (2014-2019) 8.9.4 Hasegawa Ladder Product Description 8.9.5 Hasegawa Recent Development 8.10 Zhejiang Youmay 8.10.1 Zhejiang Youmay Company Details 8.10.2 Company Overview 8.10.3 Zhejiang Youmay Ladder Production Revenue and Gross Margin (2014-2019) 8.10.4 Zhejiang Youmay Ladder Product Description 8.10.5 Zhejiang Youmay Recent Development 8.11 Sanma 8.12 Ruiju 8.13 Bauer Corporation 8.14 Aopeng 8.15 Chuangqian 8.16 Hugo Brennenstuhl 8.17 Friend 9 Production Forecasts 9.1 Ladder Production and Revenue Forecast 9.1.1 Global Ladder Production Forecast 2019-2025 9.1.2 Global Ladder Revenue Forecast 2019-2025 9.2 Ladder Production and Revenue Forecast by Regions 9.2.1 Global Ladder Revenue Forecast by Regions 9.2.2 Global Ladder Production Forecast by Regions 9.3 Ladder Key Producers Forecast 9.3.1 United States 9.3.2 Europe 9.3.3 China 9.3.4 Japan 9.4 Forecast by Type 9.4.1 Global Ladder Production Forecast by Type 9.4.2 Global Ladder Revenue Forecast by Type 10 Consumption Forecast 10.1 Ladder Consumption Forecast by Application 10.2 Ladder Consumption Forecast by Regions 10.3 North America Market Consumption Forecast 10.3.1 North America Ladder Consumption Forecast by Regions 2019-2025 10.3.2 United States 10.3.3 Canada 10.3.4 Mexico 10.4 Europe Market Consumption Forecast 10.4.1 Europe Ladder Consumption Forecast by Regions 2019-2025 10.4.2 Germany 10.4.3 France 10.4.4 UK 10.4.5 Italy 10.4.6 Russia 10.5 Asia Pacific Market Consumption Forecast 10.5.1 Asia Pacific Ladder Consumption Forecast by Regions 2019-2025 10.5.2 China 10.5.3 Japan 10.5.4 South Korea 10.5.5 India 10.5.6 Australia 10.5.7 Indonesia 10.5.8 Thailand 10.5.9 Malaysia 10.5.10 Philippines 10.5.11 Vietnam 10.6 Central & South America Market Consumption Forecast 10.6.1 Central & South America Ladder Consumption Forecast by Regions 2019-2025 10.6.2 Brazil 10.7 Middle East and Africa Market Consumption Forecast 10.7.1 Middle East and Africa Ladder Consumption Forecast by Regions 2019-2025 10.7.2 GCC Countries 10.7.3 Egypt 10.7.4 South Africa 11 Value Chain and Sales Channels Analysis 11.1 Value Chain Analysis 11.2 Sales Channels Analysis 11.2.1 Ladder Sales Channels 11.2.2 Ladder Distributors 11.3 Ladder Customers 12 Market Opportunities & Challenges, Risks and Influences Factors Analysis 12.1 Market Opportunities and Drivers 12.2 Market Challenges 12.3 Market Risks/Restraints 13 Key Findings in the Global Ladder Study 14 Appendix 14.1 Research Methodology 14.1.1 Methodology/Research Approach 14.1.1.1 Research Programs/Design 14.1.1.2 Market Size Estimation 14.1.1.3 Market Breakdown and Data Triangulation 14.1.2 Data Source 14.1.2.1 Secondary Sources 14.1.2.2 Primary Sources 14.2 Author Details 14.3 Disclaimer

List of Tables and Figures Figure Ladder Product Picture Table Ladder Key Market Segments in This Study Table Key Manufacturers Ladder Covered in This Study Table Global Ladder Market Size Growth Rate by Type 2019-2025 (K Units) & (Million US$) Figure Global Ladder Production Market Share 2014-2025 Figure Metal Ladder Product Picture Table Major Manufacturers of Metal Ladder Figure Wood Ladder Product Picture Table Major Manufacturers of Wood Ladder Figure Fiberglass Ladder Product Picture Table Major Manufacturers of Fiberglass Ladder Table Global Ladder Market Size Growth Rate by Application 2019-2025 (K Units) Figure Domestic Figure Commercial Figure Industrial Figure Ladder Report Years Considered Figure Global Ladder Revenue 2014-2025 (Million US$) Figure Global Ladder Production 2014-2025 (K Units) Table Global Ladder Market Size Growth Rate by Regions 2019-2025(K Units) & (Million US$) Table Global Manufacturers Market Concentration Ratio (CR5 and HHI) Table Ladder Manufacturing Base Distribution and Headquarters Table Manufacturers Ladder Product Offered Table Date of Manufacturers Enter into Ladder Market Table Global Ladder Production by Manufacturers (2014-2019) (K Units) Table Global Ladder Production Share by Manufacturers (2014-2019) Figure Global Ladder Production Share by Manufacturers in 2018 Table Ladder Revenue by Manufacturers (2014-2019) (Million US$) Table Ladder Revenue Share by Manufacturers (2014-2019) Table Ladder Price by Manufacturers 2014-2019 (USD/Unit) Table Mergers & Acquisitions, Expansion Plans Table Global Ladder Production by Regions 2014-2019 (K Units) Table Global Ladder Production Market Share by Regions 2014-2019 Figure Global Ladder Production Market Share by Regions 2014-2019 Figure Global Ladder Production Market Share by Regions in 2018 Table Global Ladder Revenue by Regions 2014-2019 (Million US$) Table Global Ladder Revenue Market Share by Regions 2014-2019 Figure Global Ladder Revenue Market Share by Regions 2014-2019 Figure Global Ladder Revenue Market Share by Regions in 2018 Figure United States Ladder Production and Growth Rate 2014-2019 (K Units) Figure United States Ladder Revenue and Growth Rate 2014-2019 (Million US$) Table United States Ladder Import & Export Figure Europe Ladder Production and Growth Rate 2014-2019 (K Units) Figure Europe Ladder Revenue and Growth Rate 2014-2019 (Million US$) Table Europe Ladder Import & Export Figure China Ladder Production and Growth Rate 2014-2019 (K Units) Figure China Ladder Revenue and Growth Rate 2014-2019 (Million US$) Table China Ladder Import & Export Figure Japan Ladder Production and Growth Rate 2014-2019 (K Units) Figure Japan Ladder Revenue and Growth Rate 2014-2019 (Million US$) Table Japan Ladder Import & Export Table Global Ladder Consumption by Regions 2014-2019 (K Units) Table Global Ladder Consumption Market Share by Regions 2014-2019 Figure Global Ladder Consumption Market Share by Regions 2014-2019 Figure Global Ladder Consumption Market Share by Regions in 2018 Figure North America Ladder Consumption and Growth Rate (2014-2019) (K Units) Table North America Ladder Consumption by Application (2014-2019) (K Units) Figure 2018 North America Ladder Consumption Market Share by Application Table North America Ladder Consumption by Countries (2014-2019) (K Units) Figure 2018 North America Ladder Consumption Market Share by Countries Figure United States Ladder Consumption and Growth Rate (2014-2019) (K Units) Figure Canada Ladder Consumption and Growth Rate (2014-2019) (K Units) Figure Mexico Ladder Consumption and Growth Rate (2014-2019) (K Units) Figure Europe Ladder Consumption and Growth Rate (2014-2019) (K Units) Table Europe Ladder Consumption by Application (2014-2019) (K Units) Figure 2018 Europe Ladder Consumption Market Share by Application Table Europe Ladder Consumption by Countries (2014-2019) (K Units) Figure 2018 Europe Ladder Consumption Market Share by Countries Figure Germany Ladder Consumption and Growth Rate (2014-2019) (K Units) Figure France Ladder Consumption and Growth Rate (2014-2019) (K Units) Figure UK Ladder Consumption and Growth Rate (2014-2019) (K Units) Figure Italy Ladder Consumption and Growth Rate (2014-2019) (K Units) Figure Russia Ladder Consumption and Growth Rate (2014-2019) (K Units) Figure Asia Pacific Ladder Consumption and Growth Rate (K Units) Table Asia Pacific Ladder Consumption by Application (2014-2019) (K Units) Table Asia Pacific Ladder Consumption Market Share by Application (2014-2019) (K Units) Table Asia Pacific Ladder Consumption by Countries (2014-2019) (K Units) Table Asia Pacific Ladder Consumption Market Share by Countries (2014-2019) (K Units) Figure China Ladder Consumption and Growth Rate (2014-2019) (K Units) Figure Japan Ladder Consumption and Growth Rate (2014-2019) (K Units) Figure Korea Ladder Consumption and Growth Rate (2014-2019) (K Units) Figure India Ladder Consumption and Growth Rate (2014-2019) (K Units) Figure Australia Ladder Consumption and Growth Rate (2014-2019) (K Units) Figure Indonesia Ladder Consumption and Growth Rate (2014-2019) (K Units) Figure Thailand Ladder Consumption and Growth Rate (2014-2019) (K Units) Figure Malaysia Ladder Consumption and Growth Rate (2014-2019) (K Units) Figure Philippines Ladder Consumption and Growth Rate (2014-2019) (K Units) Figure Vietnam Ladder Consumption and Growth Rate (2014-2019) (K Units) Figure Central & South America Ladder Consumption and Growth Rate (K Units) Table Central & South America Ladder Consumption by Application (2014-2019) (K Units) Figure 2018 Central & South America Ladder Consumption Market Share by Application Table Central & South America Ladder Consumption by Countries (2014-2019) (K Units) Figure Central & South America Ladder Consumption Market Share by Countries Figure Brazil Ladder Consumption and Growth Rate (2014-2019) (K Units) Figure Middle East and Africa Ladder Consumption and Growth Rate (K Units) Table Middle East and Africa Ladder Consumption by Application (2014-2019) (K Units) Figure 2018 Middle East and Africa Ladder Consumption Market Share by Application Table Middle East and Africa Ladder Consumption by Countries (2014-2019) (K Units) Figure Middle East and Africa Ladder Consumption Market Share by Countries Figure GCC Countries Ladder Consumption and Growth Rate (2014-2019) (K Units) Figure Egypt Ladder Consumption and Growth Rate (2014-2019) (K Units) Figure South Africa Ladder Consumption and Growth Rate (2014-2019) (K Units) Table Global Ladder Production by Type (2014-2019) (K Units) Table Global Ladder Production Share by Type (2014-2019) Figure Global Ladder Production Market Share by Type (2014-2019) Figure Global Ladder Production Market Share by Type in 2018 Table Global Ladder Revenue by Type (2014-2019) (Million US$) Table Global Ladder Revenue Share by Type (2014-2019) Figure Global Ladder Revenue Market Share by Type (2014-2019) Figure Global Ladder Revenue Market Share by Type in 2018 Table Ladder Price by Type 2014-2019 (USD/Unit) Table Global Ladder Consumption by Application (2014-2019) (K Units) Table Global Ladder Consumption by Application (2014-2019) (K Units) Table Global Ladder Consumption Share by Application (2014-2019) Figure Global Ladder Consumption Market Share by Application (2014-2019) Figure Global Ladder Value (Consumption) Market Share by Application (2014-2019) Table Werner Company Details Table Werner Ladder Production (K Units), Revenue (Million US$), Price (USD/Unit) and Gross Margin (2014-2019) Table Werner Ladder Recent Development Table Louisville Ladder Company Details Table Louisville Ladder Ladder Production (K Units), Revenue (Million US$), Price (USD/Unit) and Gross Margin (2014-2019) Table Louisville Ladder Ladder Recent Development Table Little Giant Ladders Company Details Table Little Giant Ladders Ladder Production (K Units), Revenue (Million US$), Price (USD/Unit) and Gross Margin (2014-2019) Table Little Giant Ladders Ladder Recent Development Table Jinmao Company Details Table Jinmao Ladder Production (K Units), Revenue (Million US$), Price (USD/Unit) and Gross Margin (2014-2019) Table Jinmao Ladder Recent Development Table Carbis Company Details Table Carbis Ladder Production (K Units), Revenue (Million US$), Price (USD/Unit) and Gross Margin (2014-2019) Table Carbis Ladder Recent Development Table Tubesca Company Details Table Tubesca Ladder Production (K Units), Revenue (Million US$), Price (USD/Unit) and Gross Margin (2014-2019) Table Tubesca Ladder Recent Development Table ZhongChuang Company Details Table ZhongChuang Ladder Production (K Units), Revenue (Million US$), Price (USD/Unit) and Gross Margin (2014-2019) Table ZhongChuang Ladder Recent Development Table ZARGES Company Details Table ZARGES Ladder Production (K Units), Revenue (Million US$), Price (USD/Unit) and Gross Margin (2014-2019) Table ZARGES Ladder Recent Development Table Hasegawa Company Details Table Hasegawa Ladder Production (K Units), Revenue (Million US$), Price (USD/Unit) and Gross Margin (2014-2019) Table Hasegawa Ladder Recent Development Table Zhejiang Youmay Company Details Table Zhejiang Youmay Ladder Production (K Units), Revenue (Million US$), Price (USD/Unit) and Gross Margin (2014-2019) Table Zhejiang Youmay Ladder Recent Development Table Sanma Company Details Table Ruiju Company Details Table Bauer Corporation Company Details Table Aopeng Company Details Table Chuangqian Company Details Table Hugo Brennenstuhl Company Details Table Friend Company Details Figure Global Ladder Production Forecast 2019-2025 (K Units) Figure Global Ladder Revenue Forecast 2019-2025 (Million US$) Table Global Ladder Revenue Forecast 2019-2025 (Million US$) Table Global Ladder Revenue Forecast by Regions 2019-2025 (Million US$) Figure Global Ladder Revenue Forecast by Regions 2019-2025 (Million US$) Figure Global Ladder Revenue Market Share Forecast by Regions 2019-2025 Table Global Ladder Production Forecast by Regions 2019-2025 (K Units) Figure Global Ladder Production Forecast by Regions 2019-2025 (K Units) Figure Global Ladder Production Market Share Forecast by Regions 2019-2025 Figure United States Ladder Production Forecast 2019-2025 (K Units) Figure United States Ladder Revenue Forecast 2019-2025 (Million US$) Figure Europe Ladder Production Forecast 2019-2025 (K Units) Figure Europe Ladder Revenue Forecast 2019-2025 (Million US$) Figure China Ladder Production Forecast 2019-2025 (K Units) Figure China Ladder Revenue Forecast 2019-2025 (Million US$) Figure Japan Ladder Production Forecast 2019-2025 (K Units) Figure Japan Ladder Revenue Forecast 2019-2025 (Million US$) Table Global Ladder Production Forecast by Type 2019-2025 (K Units) Figure Global Ladder Production Forecast by Type 2019-2025 (K Units) Figure Global Ladder Production Market Share Forecast by Type 2019-2025 Table Global Ladder Revenue Forecast by Type 2019-2025 (Million US$) Figure Global Ladder Revenue Forecast by Type 2019-2025 (Million US$) Figure Global Ladder Revenue Market Share Forecast by Type 2019-2025 Table Global Ladder Consumption Forecast by Application 2019-2025 (K Units) Figure Global Ladder Consumption Forecast by Application 2019-2025 (K Units) Figure Global Ladder Consumption Market Share Forecast by Application 2019-2025 Table Global Ladder Consumption Forecast by Regions 2019-2025 (K Units) Figure Global Ladder Consumption Forecast by Regions 2019-2025 (K Units) Figure Global Ladder Consumption Market Share Forecast by Regions 2019-2025 Table North America Ladder Consumption Forecast by Regions 2019-2025 (K Units) Figure United States Ladder Consumption Forecast 2019-2025 (K Units) Figure Canada Ladder Consumption Forecast 2019-2025 (K Units) Figure MexicoLadder Consumption Forecast 2019-2025 (K Units) Table Europe Ladder Consumption Forecast by Regions 2019-2025 (K Units) Figure Germany Ladder Consumption Forecast 2019-2025 (K Units) Figure France Ladder Consumption Forecast 2019-2025 (K Units) Figure UK Ladder Consumption Forecast 2019-2025 (K Units) Figure Italy Ladder Consumption Forecast 2019-2025 (K Units) Figure Russia Ladder Consumption Forecast 2019-2025 (K Units) Table Asia Pacific Ladder Consumption Forecast by Regions 2019-2025 (K Units) Figure China Ladder Consumption Forecast 2019-2025 (K Units) Figure Japan Ladder Consumption Forecast 2019-2025 (K Units) Figure Korea Ladder Consumption Forecast 2019-2025 (K Units) Figure India Ladder Consumption Forecast 2019-2025 (K Units) Figure Australia Ladder Consumption Forecast 2019-2025 (K Units) Figure Indonesia Ladder Consumption Forecast 2019-2025 (K Units) Figure Thailand Ladder Consumption Forecast 2019-2025 (K Units) Figure Malaysia Ladder Consumption Forecast 2019-2025 (K Units) Figure Philippines Ladder Consumption Forecast 2019-2025 (K Units) Figure Vietnam Ladder Consumption Forecast 2019-2025 (K Units) Table Central & South America Ladder Consumption Forecast by Regions 2019-2025 (K Units) Figure Brazil Ladder Consumption Forecast 2019-2025 (K Units) Table Middle East and Africa Ladder Consumption Forecast by Regions 2019-2025 (K Units) Figure Middle East and Africa Ladder Consumption Forecast 2019-2025 (K Units) Figure GCC Countries Ladder Consumption Forecast 2019-2025 (K Units) Figure Egypt Ladder Consumption Forecast 2019-2025 (K Units) Figure South Africa Ladder Consumption Forecast 2019-2025 (K Units) Figure Ladder Value Chain Table Ladder Distributors List Table Ladder Customers List Table Research Programs/Design for This Report Figure Bottom-up and Top-down Approaches for This Report Figure Data Triangulation Table Key Data Information from Secondary Sources Table Key Data Information from Primary Sources

Werner Louisville Ladder Little Giant Ladders Jinmao Carbis Tubesca ZhongChuang ZARGES Hasegawa Zhejiang Youmay Sanma Ruiju Bauer Corporation Aopeng Chuangqian Hugo Brennenstuhl Friend