1 Market Overview 1.1 D-Xylose Introduction 1.2 Market Analysis by Type 1.2.1 Overview: Global D-Xylose Revenue by Type: 2015 VS 2019 VS 2025 1.2.2 Refine Grade D-Xylose 1.2.3 Raw Material Grade D-Xylose 1.3 Market Analysis by Application 1.3.1 Overview: Global D-Xylose Revenue by Application: 2015 VS 2019 VS 2025 1.3.2 Xylitol Industry 1.3.3 Glycoside Industry 1.3.4 Food and Beverage Industry 1.3.5 Flavor and Fragrance Industry 1.3.6 Pet Food Industry 1.3.7 Others 1.4 Overview of Global D-Xylose Market 1.4.1 Global D-Xylose Market Status and Outlook (2015-2025) 1.4.2 North America (United States, Canada and Mexico) 1.4.3 Europe (Germany, France, United Kingdom, Russia and Italy) 1.4.4 Asia-Pacific (China, Japan, Korea, India and Southeast Asia) 1.4.5 South America, Middle East & Africa 1.5 Market Dynamics 1.5.1 Market Opportunities 1.5.2 Market Risk 1.5.3 Market Driving Force 1.6 COVID-19 Outbreak: D-Xylose Industry Impact 1.6.1 COVID-19 Potential Implications for the D-Xylose 1.6.1.1 Scenario One: Very Optimistic: COVID-19 has No Influence on D-Xylose 1.6.1.2 Scenario Two: Optimistic: COVID-19 Will Be Under Control by the End of April 1.6.1.3 Scenario Three: Gloomy: COVID-19 Will Be Under Control Between Q3 and Q4 1.6.1.4 Scenario Four: Most Likely: COVID-19 Will Be Under Control by the End of Q2 1.6.2 Opportunity Analysis in Covid-19 Crisis 1.6.3 Market Risk and Restraints 1.6.4 Market Driving Force 2 Manufacturers Profiles 2.1 DowDuPont 2.1.1 DowDuPont Details 2.1.2 DowDuPont Major Business and Total Revenue (Financial Highlights) Analysis 2.1.3 DowDuPont SWOT Analysis 2.1.4 DowDuPont Product and Services 2.1.5 DowDuPont D-Xylose Sales, Price, Revenue, Gross Margin and Market Share (2018-2019) 2.2 Shengquan Healtang 2.2.1 Shengquan Healtang Details 2.2.2 Shengquan Healtang Major Business and Total Revenue (Financial Highlights) Analysis 2.2.3 Shengquan Healtang SWOT Analysis 2.2.4 Shengquan Healtang Product and Services 2.2.5 Shengquan Healtang D-Xylose Sales, Price, Revenue, Gross Margin and Market Share (2018-2019) 2.3 Shandong Futaste 2.3.1 Shandong Futaste Details 2.3.2 Shandong Futaste Major Business and Total Revenue (Financial Highlights) Analysis 2.3.3 Shandong Futaste SWOT Analysis 2.3.4 Shandong Futaste Product and Services 2.3.5 Shandong Futaste D-Xylose Sales, Price, Revenue, Gross Margin and Market Share (2018-2019) 2.4 Hongtai Chemical 2.4.1 Hongtai Chemical Details 2.4.2 Hongtai Chemical Major Business and Total Revenue (Financial Highlights) Analysis 2.4.3 Hongtai Chemical SWOT Analysis 2.4.4 Hongtai Chemical Product and Services 2.4.5 Hongtai Chemical D-Xylose Sales, Price, Revenue, Gross Margin and Market Share (2018-2019) 2.5 Zhejiang Huakang 2.5.1 Zhejiang Huakang Details 2.5.2 Zhejiang Huakang Major Business and Total Revenue (Financial Highlights) Analysis 2.5.3 Zhejiang Huakang SWOT Analysis 2.5.4 Zhejiang Huakang Product and Services 2.5.5 Zhejiang Huakang D-Xylose Sales, Price, Revenue, Gross Margin and Market Share (2018-2019) 2.6 Xieli Biotechnology 2.6.1 Xieli Biotechnology Details 2.6.2 Xieli Biotechnology Major Business and Total Revenue (Financial Highlights) Analysis 2.6.3 Xieli Biotechnology SWOT Analysis 2.6.4 Xieli Biotechnology Product and Services 2.6.5 Xieli Biotechnology D-Xylose Sales, Price, Revenue, Gross Margin and Market Share (2018-2019) 2.7 Shandong Longlive 2.7.1 Shandong Longlive Details 2.7.2 Shandong Longlive Major Business and Total Revenue (Financial Highlights) Analysis 2.7.3 Shandong Longlive SWOT Analysis 2.7.4 Shandong Longlive Product and Services 2.7.5 Shandong Longlive D-Xylose Sales, Price, Revenue, Gross Margin and Market Share (2018-2019) 3 Sales, Revenue and Market Share by Manufacturer 3.1 Global D-Xylose Sales and Market Share by Manufacturer (2018-2019) 3.2 Global D-Xylose Revenue and Market Share by Manufacturer (2018-2019) 3.3 Market Concentration Rate 3.3.1 Top 3 D-Xylose Manufacturer Market Share in 2019 3.3.2 Top 6 D-Xylose Manufacturer Market Share in 2019 3.4 Market Competition Trend 4 Global Market Analysis by Regions 4.1 Global D-Xylose Sales, Revenue and Market Share by Regions 4.1.1 Global D-Xylose Sales and Market Share by Regions (2015-2020) 4.1.2 Global D-Xylose Revenue and Market Share by Regions (2015-2020) 4.2 North America D-Xylose Sales and Growth Rate (2015-2020) 4.3 Europe D-Xylose Sales and Growth Rate (2015-2020) 4.4 Asia-Pacific D-Xylose Sales and Growth Rate (2015-2020) 4.5 South America D-Xylose Sales and Growth Rate (2015-2020) 4.6 Middle East and Africa D-Xylose Sales and Growth Rate (2015-2020) 5 North America by Country 5.1 North America D-Xylose Sales, Revenue and Market Share by Country 5.1.1 North America D-Xylose Sales and Market Share by Country (2015-2020) 5.1.2 North America D-Xylose Revenue and Market Share by Country (2015-2020) 5.2 United States D-Xylose Sales and Growth Rate (2015-2020) 5.3 Canada D-Xylose Sales and Growth Rate (2015-2020) 5.4 Mexico D-Xylose Sales and Growth Rate (2015-2020) 6 Europe by Country 6.1 Europe D-Xylose Sales, Revenue and Market Share by Country 6.1.1 Europe D-Xylose Sales and Market Share by Country (2015-2020) 6.1.2 Europe D-Xylose Revenue and Market Share by Country (2015-2020) 6.2 Germany D-Xylose Sales and Growth Rate (2015-2020) 6.3 UK D-Xylose Sales and Growth Rate (2015-2020) 6.4 France D-Xylose Sales and Growth Rate (2015-2020) 6.5 Russia D-Xylose Sales and Growth Rate (2015-2020) 6.6 Italy D-Xylose Sales and Growth Rate (2015-2020) 7 Asia-Pacific by Regions 7.1 Asia-Pacific D-Xylose Sales, Revenue and Market Share by Regions 7.1.1 Asia-Pacific D-Xylose Sales and Market Share by Regions (2015-2020) 7.1.2 Asia-Pacific D-Xylose Revenue and Market Share by Regions (2015-2020) 7.2 China D-Xylose Sales and Growth Rate (2015-2020) 7.3 Japan D-Xylose Sales and Growth Rate (2015-2020) 7.4 Korea D-Xylose Sales and Growth Rate (2015-2020) 7.5 India D-Xylose Sales and Growth Rate (2015-2020) 7.6 Southeast Asia D-Xylose Sales and Growth Rate (2015-2020) 7.7 Australia D-Xylose Sales and Growth Rate (2015-2020) 8 South America by Country 8.1 South America D-Xylose Sales, Revenue and Market Share by Country 8.1.1 South America D-Xylose Sales and Market Share by Country (2015-2020) 8.1.2 South America D-Xylose Revenue and Market Share by Country (2015-2020) 8.2 Brazil D-Xylose Sales and Growth Rate (2015-2020) 8.3 Argentina D-Xylose Sales and Growth Rate (2015-2020) 9 Middle East & Africa by Countries 9.1 Middle East & Africa D-Xylose Sales, Revenue and Market Share by Country 9.1.1 Middle East & Africa D-Xylose Sales and Market Share by Country (2015-2020) 9.1.2 Middle East & Africa D-Xylose Revenue and Market Share by Country (2015-2020) 9.2 Saudi Arabia D-Xylose Sales and Growth Rate (2015-2020) 9.3 Turkey D-Xylose Sales and Growth Rate (2015-2020) 9.4 Egypt D-Xylose Sales and Growth Rate (2015-2020) 9.5 South Africa D-Xylose Sales and Growth Rate (2015-2020) 10 Market Segment by Type 10.1 Global D-Xylose Sales and Market Share by Type (2015-2020) 10.2 Global D-Xylose Revenue and Market Share by Type (2015-2020) 10.3 Global D-Xylose Price by Type (2015-2020) 11 Global D-Xylose Market Segment by Application 11.1 Global D-Xylose Sales Market Share by Application (2015-2020) 11.2 Global D-Xylose Revenue Market Share by Application (2015-2020) 11.3 Global D-Xylose Price by Application (2015-2020) 12 Market Forecast 12.1 Global D-Xylose Sales, Revenue and Growth Rate (2021-2025) 12.2 D-Xylose Market Forecast by Regions (2021-2025) 12.2.1 North America D-Xylose Market Forecast (2021-2025) 12.2.2 Europe D-Xylose Market Forecast (2021-2025) 12.2.3 Asia-Pacific D-Xylose Market Forecast (2021-2025) 12.2.4 South America D-Xylose Market Forecast (2021-2025) 12.2.5 Middle East & Africa D-Xylose Market Forecast (2021-2025) 12.3 D-Xylose Market Forecast by Type (2021-2025) 12.3.1 Global D-Xylose Sales Forecast by Type (2021-2025) 12.3.2 Global D-Xylose Market Share Forecast by Type (2021-2025) 12.4 D-Xylose Market Forecast by Application (2021-2025) 12.4.1 Global D-Xylose Sales Forecast by Application (2021-2025) 12.4.2 Global D-Xylose Market Share Forecast by Application (2021-2025) 13 Sales Channel, Distributors, Traders and Dealers 13.1 Sales Channel 13.1.1 Direct Marketing 13.1.2 Indirect Marketing 13.2 Distributors, Traders and Dealers 14 Research Findings and Conclusion 15 Appendix 15.1 Methodology 15.2 Data Source 15.3 Disclaimer 15.4 About US

List of Tables Table 1. Global D-Xylose Revenue (USD Million) by Type: 2015 VS 2019 VS 2025 Table 2. Breakdown of D-Xylose by Company Type (Tier 1, Tier 2 and Tier 3) Table 3. Global D-Xylose Market Size and Growth Estimation in Various Scenarios in 2020 Table 4. Global D-Xylose Revenue (USD Million) by Application: 2015 VS 2019 VS 2025 Table 5. Market Opportunities in Next Few Years Table 6. Market Risks Analysis Table 7. Market Drivers Table 8. DowDuPont Basic Information, Manufacturing Base and Competitors Table 9. DowDuPont D-Xylose Major Business Table 10. DowDuPont D-Xylose Total Revenue (USD Million) (2018-2019) Table 11. DowDuPont SWOT Analysis Table 12. DowDuPont D-Xylose Product and Services Table 13. DowDuPont D-Xylose Sales, Price, Revenue, Gross Margin and Market Share (2018-2019) Table 14. Shengquan Healtang Basic Information, Manufacturing Base and Competitors Table 15. Shengquan Healtang D-Xylose Major Business Table 16. Shengquan Healtang D-Xylose Total Revenue (USD Million) (2018-2019) Table 17. Shengquan Healtang SWOT Analysis Table 18. Shengquan Healtang D-Xylose Product and Services Table 19. Shengquan Healtang D-Xylose Sales, Price, Revenue, Gross Margin and Market Share (2018-2019) Table 20. Shandong Futaste Basic Information, Manufacturing Base and Competitors Table 21. Shandong Futaste D-Xylose Major Business Table 22. Shandong Futaste D-Xylose Total Revenue (USD Million) (2018-2019) Table 23. Shandong Futaste SWOT Analysis Table 24. Shandong Futaste D-Xylose Product and Services Table 25. Shandong Futaste D-Xylose Sales, Price, Revenue, Gross Margin and Market Share (2018-2019) Table 26. Hongtai Chemical Basic Information, Manufacturing Base and Competitors Table 27. Hongtai Chemical D-Xylose Major Business Table 28. Hongtai Chemical D-Xylose Total Revenue (USD Million) (2018-2019) Table 29. Hongtai Chemical SWOT Analysis Table 30. Hongtai Chemical D-Xylose Product and Services Table 31. Hongtai Chemical D-Xylose Sales, Price, Revenue, Gross Margin and Market Share (2018-2019) Table 32. Zhejiang Huakang Basic Information, Manufacturing Base and Competitors Table 33. Zhejiang Huakang D-Xylose Major Business Table 34. Zhejiang Huakang D-Xylose Total Revenue (USD Million) (2018-2019) Table 35. Zhejiang Huakang SWOT Analysis Table 36. Zhejiang Huakang D-Xylose Product and Services Table 37. Zhejiang Huakang D-Xylose Sales, Price, Revenue, Gross Margin and Market Share (2018-2019) Table 38. Xieli Biotechnology Basic Information, Manufacturing Base and Competitors Table 39. Xieli Biotechnology D-Xylose Major Business Table 40. Xieli Biotechnology D-Xylose Total Revenue (USD Million) (2018-2019) Table 41. Xieli Biotechnology SWOT Analysis Table 42. Xieli Biotechnology D-Xylose Product and Services Table 43. Xieli Biotechnology D-Xylose Sales, Price, Revenue, Gross Margin and Market Share (2018-2019) Table 44. Shandong Longlive Basic Information, Manufacturing Base and Competitors Table 45. Shandong Longlive D-Xylose Major Business Table 46. Shandong Longlive D-Xylose Total Revenue (USD Million) (2018-2019) Table 47. Shandong Longlive SWOT Analysis Table 48. Shandong Longlive D-Xylose Product and Services Table 49. Shandong Longlive D-Xylose Sales, Price, Revenue, Gross Margin and Market Share (2018-2019) Table 50. Global D-Xylose Sales by Manufacturer (2018-2019) (MT) Table 51. Global D-Xylose Revenue by Manufacturer (2018-2019) (USD Million) Table 52. Global D-Xylose Sales by Regions (2015-2020) (MT) Table 53. Global D-Xylose Sales Market Share by Regions (2015-2020) Table 54. Global D-Xylose Revenue by Regions (2015-2020) (USD Million) Table 55. North America D-Xylose Sales by Countries (2015-2020) (MT) Table 56. North America D-Xylose Sales Market Share by Countries (2015-2020) Table 57. North America D-Xylose Revenue by Countries (2015-2020) (USD Million) Table 58. North America D-Xylose Revenue Market Share by Countries (2015-2020) Table 59. Europe D-Xylose Sales by Countries (2015-2020) (MT) Table 60. Europe D-Xylose Sales Market Share by Countries (2015-2020) Table 61. Europe D-Xylose Revenue by Countries (2015-2020) (USD Million) Table 62. Asia-Pacific D-Xylose Sales by Regions (2015-2020) (MT) Table 63. Asia-Pacific D-Xylose Sales Market Share by Regions (2015-2020) Table 64. Asia-Pacific D-Xylose Revenue by Regions (2015-2020) (USD Million) Table 65. South America D-Xylose Sales by Countries (2015-2020) (MT) Table 66. South America D-Xylose Sales Market Share by Countries (2015-2020) Table 67. South America D-Xylose Revenue by Countries (2015-2020) (USD Million) Table 68. South America D-Xylose Revenue Market Share by Countries (2015-2020) Table 69. Middle East & Africa D-Xylose Sales by Countries (2015-2020) (MT) Table 70. Middle East & Africa D-Xylose Sales Market Share by Countries (2015-2020) Table 71. Middle East & Africa D-Xylose Revenue by Countries (2015-2020) (USD Million) Table 72. Middle East & Africa D-Xylose Revenue Market Share by Countries (2015-2020) Table 73. Global D-Xylose Sales by Type (2015-2020) (MT) Table 74. Global D-Xylose Sales Share by Type (2015-2020) Table 75. Global D-Xylose Revenue by Type (2015-2020) (USD Million) Table 76. Global D-Xylose Revenue Share by Type (2015-2020) Table 77. Global D-Xylose Sales by Application (2015-2020) (MT) Table 78. Global D-Xylose Sales Share by Application (2015-2020) Table 79. Global D-Xylose Sales Forecast by Regions (2021-2025) (MT) Table 80. Global D-Xylose Market Share Forecast by Regions (2021-2025) Table 81. Global D-Xylose Sales Forecast by Type (2021-2025) (MT) Table 82. Global D-Xylose Market Share Forecast by Type (2021-2025) Table 83. Global D-Xylose Sales Forecast by Application (2021-2025) Table 84. Global D-Xylose Market Share Forecast by Application (2021-2025) Table 85. Direct Channel Pros & Cons Table 86. Indirect Channel Pros & Cons Table 87. Distributors/Traders/ Dealers List List of Figures Figure 1. D-Xylose Picture Figure 2. Global Sales Market Share of D-Xylose by Type in 2019 Figure 3. Refine Grade D-Xylose Picture Figure 4. Raw Material Grade D-Xylose Picture Figure 5. D-Xylose Sales Market Share by Application in 2018 Figure 6. Xylitol Industry Picture Figure 7. Glycoside Industry Picture Figure 8. Food and Beverage Industry Picture Figure 9. Flavor and Fragrance Industry Picture Figure 10. Pet Food Industry Picture Figure 11. Others Picture Figure 12. Global D-Xylose Market Status and Outlook (2015-2025) (USD Million) Figure 13. United States D-Xylose Revenue (Value) and Growth Rate (2015-2025) Figure 14. Canada D-Xylose Revenue (Value) and Growth Rate (2015-2025) Figure 15. Mexico D-Xylose Revenue (Value) and Growth Rate (2015-2025) Figure 16. Germany D-Xylose Revenue (Value) and Growth Rate (2015-2025) Figure 17. France D-Xylose Revenue (Value) and Growth Rate (2015-2025) Figure 18. UK D-Xylose Revenue (Value) and Growth Rate (2015-2025) Figure 19. Russia D-Xylose Revenue (Value) and Growth Rate (2015-2025) Figure 20. Italy D-Xylose Revenue (Value) and Growth Rate (2015-2025) Figure 21. China D-Xylose Revenue (Value) and Growth Rate (2015-2025) Figure 22. Japan D-Xylose Revenue (Value) and Growth Rate (2015-2025) Figure 23. Korea D-Xylose Revenue (Value) and Growth Rate (2015-2025) Figure 24. India D-Xylose Revenue (Value) and Growth Rate (2015-2025) Figure 25. Southeast Asia D-Xylose Revenue (Value) and Growth Rate (2015-2025) Figure 26. Australia D-Xylose Revenue (Value) and Growth Rate (2015-2025) (USD Million) Figure 27. Brazil D-Xylose Revenue (Value) and Growth Rate (2015-2025) Figure 28. Egypt D-Xylose Revenue (Value) and Growth Rate (2015-2025) Figure 29. Saudi Arabia D-Xylose Revenue (Value) and Growth Rate (2015-2025) Figure 30. South Africa D-Xylose Revenue (Value) and Growth Rate (2015-2025) Figure 31. Turkey D-Xylose Revenue (Value) and Growth Rate (2015-2025) Figure 32. Global D-Xylose Sales Market Share by Manufacturer in 2019 Figure 33. Global D-Xylose Revenue Market Share by Manufacturer in 2019 Figure 34. Top 3 D-Xylose Manufacturer (Revenue) Market Share in 2019 Figure 35. Top 6 D-Xylose Manufacturer (Revenue) Market Share in 2019 Figure 36. Key Manufacturer Market Share Trend Figure 37. Global D-Xylose Sales and Growth Rate (2015-2020) (MT) Figure 38. Global D-Xylose Revenue and Growth Rate (2015-2020) (USD Million) Figure 39. Global D-Xylose Revenue Market Share by Regions (2015-2020) Figure 40. Global D-Xylose Revenue Market Share by Regions in 2018 Figure 41. North America D-Xylose Sales and Growth Rate (2015-2020) Figure 42. Europe D-Xylose Sales and Growth Rate (2015-2020) Figure 43. Asia-Pacific D-Xylose Sales and Growth Rate (2015-2020) Figure 44. South America D-Xylose Sales and Growth Rate (2015-2020) Figure 45. Middle East & Africa D-Xylose Sales and Growth Rate (2015-2020) Figure 46. North America D-Xylose Revenue and Growth Rate (2015-2020) (USD Million) Figure 47. North America D-Xylose Sales Market Share by Countries (2015-2020) Figure 48. North America D-Xylose Sales Market Share by Countries in 2018 Figure 49. North America D-Xylose Revenue Market Share by Countries (2015-2020) (USD Million) Figure 50. North America D-Xylose Revenue Market Share by Countries in 2018 Figure 51. United States D-Xylose Sales and Growth Rate (2015-2020) (MT) Figure 52. Canada D-Xylose Sales and Growth Rate (2015-2020) (MT) Figure 53. Mexico D-Xylose Sales and Growth Rate (2015-2020) (MT) Figure 54. Europe D-Xylose Revenue and Growth Rate (2015-2020) (USD Million) Figure 55. Europe D-Xylose Revenue Market Share by Countries (2015-2020) Figure 56. Europe D-Xylose Revenue Market Share by Countries in 2019 Figure 57. Germany D-Xylose Sales and Growth Rate (2015-2020) (MT) Figure 58. UK D-Xylose Sales and Growth Rate (2015-2020) (MT) Figure 59. France D-Xylose Sales and Growth Rate (2015-2020) (MT) Figure 60. Russia D-Xylose Sales and Growth Rate (2015-2020) (MT) Figure 61. Italy D-Xylose Sales and Growth Rate (2015-2020) (MT) Figure 62. Asia-Pacific D-Xylose Revenue and Growth Rate (2015-2020) (USD Million) Figure 63. Asia-Pacific D-Xylose Sales Market Share by Regions 2019 Figure 64. Asia-Pacific D-Xylose Revenue Market Share by Regions 2019 Figure 65. China D-Xylose Sales and Growth Rate (2015-2020) (MT) Figure 66. Japan D-Xylose Sales and Growth Rate (2015-2020) (MT) Figure 67. Korea D-Xylose Sales and Growth Rate (2015-2020) (MT) Figure 68. India D-Xylose Sales and Growth Rate (2015-2020) (MT) Figure 69. Southeast Asia D-Xylose Sales and Growth Rate (2015-2020) (MT) Figure 70. South America D-Xylose Revenue and Growth Rate (2015-2020) (USD Million) Figure 71. South America D-Xylose Sales Market Share by Countries in 2019 Figure 72. South America D-Xylose Revenue Market Share by Countries in 2019 Figure 73. Brazil D-Xylose Sales and Growth Rate (2015-2020) (MT) Figure 74. Argentina D-Xylose Sales and Growth Rate (2015-2020) (MT) Figure 75. Middle East and Africa D-Xylose Revenue and Growth Rate (2015-2020) (USD Million) Figure 76. Middle East and Africa D-Xylose Sales Market Share by Countries in 2019 Figure 77. Middle East and Africa D-Xylose Revenue Market Share by Countries (2015-2020) Figure 78. Middle East and Africa D-Xylose Revenue Market Share by Countries in 2019 Figure 79. Saudi Arabia D-Xylose Sales and Growth Rate (2015-2020) (MT) Figure 80. Egypt D-Xylose Sales and Growth Rate (2015-2020) (MT) Figure 81. Turkey D-Xylose Sales and Growth Rate (2015-2020) (MT) Figure 82. South Africa D-Xylose Sales and Growth Rate (2015-2020) (MT) Figure 83. Global D-Xylose Sales and Growth Rate (2021-2025) (MT) Figure 84. Global D-Xylose Revenue and Growth Rate (2021-2025) (USD Million) Figure 85. North America Sales D-Xylose Market Forecast (2021-2025) (MT) Figure 86. Europe Sales D-Xylose Market Forecast (2021-2025) (MT) Figure 87. Asia-Pacific Sales D-Xylose Market Forecast (2021-2025) (MT) Figure 88. South America Sales D-Xylose Market Forecast (2021-2025) (MT) Figure 89. Middle East & Africa Sales D-Xylose Market Forecast (2021-2025) (MT) Figure 90. Sales Channel: Direct Channel vs Indirect Channel

DowDuPont Shengquan Healtang Shandong Futaste Hongtai Chemical Zhejiang Huakang Xieli Biotechnology Shandong Longlive