Table of Contents 1 Report Overview 1.1 Study Scope 1.2 Key Market Segments 1.3 Players Covered: Ranking by Sericulture Revenue 1.4 Market Analysis by Type 1.4.1 Global Sericulture Market Size Growth Rate by Type: 2020 VS 2026 1.4.2 Mulberry Silk 1.4.3 Vanya Silk 1.4.4 Eri Silk 1.5 Market by Application 1.5.1 Global Sericulture Market Share by Application: 2020 VS 2026 1.5.2 Textile 1.5.3 Cosmetics & Medical 1.6 Study Objectives 1.7 Years Considered 2 Global Growth Trends by Regions 2.1 Sericulture Market Perspective (2015-2026) 2.2 Sericulture Growth Trends by Regions 2.2.1 Sericulture Market Size by Regions: 2015 VS 2020 VS 2026 2.2.2 Sericulture Historic Market Share by Regions (2015-2020) 2.2.3 Sericulture Forecasted Market Size by Regions (2021-2026) 2.3 Industry Trends and Growth Strategy 2.3.1 Market Top Trends 2.3.2 Market Drivers 2.3.3 Market Challenges 2.3.4 Porter’s Five Forces Analysis 2.3.5 Sericulture Market Growth Strategy 2.3.6 Primary Interviews with Key Sericulture Players (Opinion Leaders) 3 Competition Landscape by Key Players 3.1 Global Top Sericulture Players by Market Size 3.1.1 Global Top Sericulture Players by Revenue (2015-2020) 3.1.2 Global Sericulture Revenue Market Share by Players (2015-2020) 3.1.3 Global Sericulture Market Share by Company Type (Tier 1, Tier 2 and Tier 3) 3.2 Global Sericulture Market Concentration Ratio 3.2.1 Global Sericulture Market Concentration Ratio (CR5 and HHI) 3.2.2 Global Top 10 and Top 5 Companies by Sericulture Revenue in 2019 3.3 Sericulture Key Players Head office and Area Served 3.4 Key Players Sericulture Product Solution and Service 3.5 Date of Enter into Sericulture Market 3.6 Mergers & Acquisitions, Expansion Plans 4 Breakdown Data by Type (2015-2026) 4.1 Global Sericulture Historic Market Size by Type (2015-2020) 4.2 Global Sericulture Forecasted Market Size by Type (2021-2026) 5 Sericulture Breakdown Data by Application (2015-2026) 5.1 Global Sericulture Market Size by Application (2015-2020) 5.2 Global Sericulture Forecasted Market Size by Application (2021-2026) 6 North America 6.1 North America Sericulture Market Size (2015-2020) 6.2 Sericulture Key Players in North America (2019-2020) 6.3 North America Sericulture Market Size by Type (2015-2020) 6.4 North America Sericulture Market Size by Application (2015-2020) 7 Europe 7.1 Europe Sericulture Market Size (2015-2020) 7.2 Sericulture Key Players in Europe (2019-2020) 7.3 Europe Sericulture Market Size by Type (2015-2020) 7.4 Europe Sericulture Market Size by Application (2015-2020) 8 China 8.1 China Sericulture Market Size (2015-2020) 8.2 Sericulture Key Players in China (2019-2020) 8.3 China Sericulture Market Size by Type (2015-2020) 8.4 China Sericulture Market Size by Application (2015-2020) 9 Japan 9.1 Japan Sericulture Market Size (2015-2020) 9.2 Sericulture Key Players in Japan (2019-2020) 9.3 Japan Sericulture Market Size by Type (2015-2020) 9.4 Japan Sericulture Market Size by Application (2015-2020) 10 Southeast Asia 10.1 Southeast Asia Sericulture Market Size (2015-2020) 10.2 Sericulture Key Players in Southeast Asia (2019-2020) 10.3 Southeast Asia Sericulture Market Size by Type (2015-2020) 10.4 Southeast Asia Sericulture Market Size by Application (2015-2020) 11 India 11.1 India Sericulture Market Size (2015-2020) 11.2 Sericulture Key Players in India (2019-2020) 11.3 India Sericulture Market Size by Type (2015-2020) 11.4 India Sericulture Market Size by Application (2015-2020) 12 Central & South America 12.1 Central & South America Sericulture Market Size (2015-2020) 12.2 Sericulture Key Players in Central & South America (2019-2020) 12.3 Central & South America Sericulture Market Size by Type (2015-2020) 12.4 Central & South America Sericulture Market Size by Application (2015-2020) 13Key Players Profiles 13.1 Anhui Silk 13.1.1 Anhui Silk Company Details 13.1.2 Anhui Silk Business Overview and Its Total Revenue 13.1.3 Anhui Silk Sericulture Introduction 13.1.4 Anhui Silk Revenue in Sericulture Business (2015-2020)) 13.1.5 Anhui Silk Recent Development 13.2 Wujiang First Textile 13.2.1 Wujiang First Textile Company Details 13.2.2 Wujiang First Textile Business Overview and Its Total Revenue 13.2.3 Wujiang First Textile Sericulture Introduction 13.2.4 Wujiang First Textile Revenue in Sericulture Business (2015-2020) 13.2.5 Wujiang First Textile Recent Development 13.3 Wujiang Wanshiyi Silk 13.3.1 Wujiang Wanshiyi Silk Company Details 13.3.2 Wujiang Wanshiyi Silk Business Overview and Its Total Revenue 13.3.3 Wujiang Wanshiyi Silk Sericulture Introduction 13.3.4 Wujiang Wanshiyi Silk Revenue in Sericulture Business (2015-2020) 13.3.5 Wujiang Wanshiyi Silk Recent Development 13.4 Zhejiang Jiaxin Silk 13.4.1 Zhejiang Jiaxin Silk Company Details 13.4.2 Zhejiang Jiaxin Silk Business Overview and Its Total Revenue 13.4.3 Zhejiang Jiaxin Silk Sericulture Introduction 13.4.4 Zhejiang Jiaxin Silk Revenue in Sericulture Business (2015-2020) 13.4.5 Zhejiang Jiaxin Silk Recent Development 13.5 Sichuan Nanchong Liuhe 13.5.1 Sichuan Nanchong Liuhe Company Details 13.5.2 Sichuan Nanchong Liuhe Business Overview and Its Total Revenue 13.5.3 Sichuan Nanchong Liuhe Sericulture Introduction 13.5.4 Sichuan Nanchong Liuhe Revenue in Sericulture Business (2015-2020) 13.5.5 Sichuan Nanchong Liuhe Recent Development 13.6 Shengkun Silk 13.6.1 Shengkun Silk Company Details 13.6.2 Shengkun Silk Business Overview and Its Total Revenue 13.6.3 Shengkun Silk Sericulture Introduction 13.6.4 Shengkun Silk Revenue in Sericulture Business (2015-2020) 13.6.5 Shengkun Silk Recent Development 13.7 Jiangsu Sutong Cocoon & Silk 13.7.1 Jiangsu Sutong Cocoon & Silk Company Details 13.7.2 Jiangsu Sutong Cocoon & Silk Business Overview and Its Total Revenue 13.7.3 Jiangsu Sutong Cocoon & Silk Sericulture Introduction 13.7.4 Jiangsu Sutong Cocoon & Silk Revenue in Sericulture Business (2015-2020) 13.7.5 Jiangsu Sutong Cocoon & Silk Recent Development 13.8 Jinchengjiang Xinxing Cocoon Silk 13.8.1 Jinchengjiang Xinxing Cocoon Silk Company Details 13.8.2 Jinchengjiang Xinxing Cocoon Silk Business Overview and Its Total Revenue 13.8.3 Jinchengjiang Xinxing Cocoon Silk Sericulture Introduction 13.8.4 Jinchengjiang Xinxing Cocoon Silk Revenue in Sericulture Business (2015-2020) 13.8.5 Jinchengjiang Xinxing Cocoon Silk Recent Development 13.9 Wensli Group 13.9.1 Wensli Group Company Details 13.9.2 Wensli Group Business Overview and Its Total Revenue 13.9.3 Wensli Group Sericulture Introduction 13.9.4 Wensli Group Revenue in Sericulture Business (2015-2020) 13.9.5 Wensli Group Recent Development 13.10 China Silk 13.10.1 China Silk Company Details 13.10.2 China Silk Business Overview and Its Total Revenue 13.10.3 China Silk Sericulture Introduction 13.10.4 China Silk Revenue in Sericulture Business (2015-2020) 13.10.5 China Silk Recent Development 13.11 Entogenetics 10.11.1 Entogenetics Company Details 10.11.2 Entogenetics Business Overview and Its Total Revenue 10.11.3 Entogenetics Sericulture Introduction 10.11.4 Entogenetics Revenue in Sericulture Business (2015-2020) 10.11.5 Entogenetics Recent Development 13.12 Bolt Threads 10.12.1 Bolt Threads Company Details 10.12.2 Bolt Threads Business Overview and Its Total Revenue 10.12.3 Bolt Threads Sericulture Introduction 10.12.4 Bolt Threads Revenue in Sericulture Business (2015-2020) 10.12.5 Bolt Threads Recent Development 13.13 Spiber Technologies 10.13.1 Spiber Technologies Company Details 10.13.2 Spiber Technologies Business Overview and Its Total Revenue 10.13.3 Spiber Technologies Sericulture Introduction 10.13.4 Spiber Technologies Revenue in Sericulture Business (2015-2020) 10.13.5 Spiber Technologies Recent Development 13.14 Amsilk 10.14.1 Amsilk Company Details 10.14.2 Amsilk Business Overview and Its Total Revenue 10.14.3 Amsilk Sericulture Introduction 10.14.4 Amsilk Revenue in Sericulture Business (2015-2020) 10.14.5 Amsilk Recent Development 13.15 Kraig Biocraft Laboratories 10.15.1 Kraig Biocraft Laboratories Company Details 10.15.2 Kraig Biocraft Laboratories Business Overview and Its Total Revenue 10.15.3 Kraig Biocraft Laboratories Sericulture Introduction 10.15.4 Kraig Biocraft Laboratories Revenue in Sericulture Business (2015-2020) 10.15.5 Kraig Biocraft Laboratories Recent Development 14Analyst's Viewpoints/Conclusions 15Appendix 15.1 Research Methodology 15.1.1 Methodology/Research Approach 15.1.2 Data Source 15.2 Disclaimer 15.3 Author Details

List of Tables Table 1. Sericulture Key Market Segments Table 2. Key Players Covered: Ranking by Sericulture Revenue Table 3. Ranking of Global Top Sericulture Manufacturers by Revenue (US$ Million) in 2019 Table 4. Global Sericulture Market Size Growth Rate by Type (US$ Million): 2020 VS 2026 Table 5. Key Players of Mulberry Silk Table 6. Key Players of Vanya Silk Table 7. Key Players of Eri Silk Table 8. Global Sericulture Market Size Growth by Application (US$ Million): 2020 VS 2026 Table 9. Global Sericulture Market Size by Regions (US$ Million): 2020 VS 2026 Table 10. Global Sericulture Market Size by Regions (2015-2020) (US$ Million) Table 11. Global Sericulture Market Share by Regions (2015-2020) Table 12. Global Sericulture Forecasted Market Size by Regions (2021-2026) (US$ Million) Table 13. Global Sericulture Market Share by Regions (2021-2026) Table 14. Market Top Trends Table 15. Key Drivers: Impact Analysis Table 16. Key Challenges Table 17. Sericulture Market Growth Strategy Table 18. Main Points Interviewed from Key Sericulture Players Table 19. Global Sericulture Revenue by Players (2015-2020) (Million US$) Table 20. Global Sericulture Market Share by Players (2015-2020) Table 21. Global Top Sericulture Players by Company Type (Tier 1, Tier 2 and Tier 3) (based on the Revenue in Sericulture as of 2019) Table 22. Global Sericulture by Players Market Concentration Ratio (CR5 and HHI) Table 23. Key Players Headquarters and Area Served Table 24. Key Players Sericulture Product Solution and Service Table 25. Date of Enter into Sericulture Market Table 26. Mergers & Acquisitions, Expansion Plans Table 27. Global Sericulture Market Size by Type (2015-2020) (Million US$) Table 28. Global Sericulture Market Size Share by Type (2015-2020) Table 29. Global Sericulture Revenue Market Share by Type (2021-2026) Table 30. Global Sericulture Market Size Share by Application (2015-2020) Table 31. Global Sericulture Market Size by Application (2015-2020) (Million US$) Table 32. Global Sericulture Market Size Share by Application (2021-2026) Table 33. North America Key Players Sericulture Revenue (2019-2020) (Million US$) Table 34. North America Key Players Sericulture Market Share (2019-2020) Table 35. North America Sericulture Market Size by Type (2015-2020) (Million US$) Table 36. North America Sericulture Market Share by Type (2015-2020) Table 37. North America Sericulture Market Size by Application (2015-2020) (Million US$) Table 38. North America Sericulture Market Share by Application (2015-2020) Table 39. Europe Key Players Sericulture Revenue (2019-2020) (Million US$) Table 40. Europe Key Players Sericulture Market Share (2019-2020) Table 41. Europe Sericulture Market Size by Type (2015-2020) (Million US$) Table 42. Europe Sericulture Market Share by Type (2015-2020) Table 43. Europe Sericulture Market Size by Application (2015-2020) (Million US$) Table 44. Europe Sericulture Market Share by Application (2015-2020) Table 45. China Key Players Sericulture Revenue (2019-2020) (Million US$) Table 46. China Key Players Sericulture Market Share (2019-2020) Table 47. China Sericulture Market Size by Type (2015-2020) (Million US$) Table 48. China Sericulture Market Share by Type (2015-2020) Table 49. China Sericulture Market Size by Application (2015-2020) (Million US$) Table 50. China Sericulture Market Share by Application (2015-2020) Table 51. Japan Key Players Sericulture Revenue (2019-2020) (Million US$) Table 52. Japan Key Players Sericulture Market Share (2019-2020) Table 53. Japan Sericulture Market Size by Type (2015-2020) (Million US$) Table 54. Japan Sericulture Market Share by Type (2015-2020) Table 55. Japan Sericulture Market Size by Application (2015-2020) (Million US$) Table 56. Japan Sericulture Market Share by Application (2015-2020) Table 57. Southeast Asia Key Players Sericulture Revenue (2019-2020) (Million US$) Table 58. Southeast Asia Key Players Sericulture Market Share (2019-2020) Table 59. Southeast Asia Sericulture Market Size by Type (2015-2020) (Million US$) Table 60. Southeast Asia Sericulture Market Share by Type (2015-2020) Table 61. Southeast Asia Sericulture Market Size by Application (2015-2020) (Million US$) Table 62. Southeast Asia Sericulture Market Share by Application (2015-2020) Table 63. India Key Players Sericulture Revenue (2019-2020) (Million US$) Table 64. India Key Players Sericulture Market Share (2019-2020) Table 65. India Sericulture Market Size by Type (2015-2020) (Million US$) Table 66. India Sericulture Market Share by Type (2015-2020) Table 67. India Sericulture Market Size by Application (2015-2020) (Million US$) Table 68. India Sericulture Market Share by Application (2015-2020) Table 69. Central & South America Key Players Sericulture Revenue (2019-2020) (Million US$) Table 70. Central & South America Key Players Sericulture Market Share (2019-2020) Table 71. Central & South America Sericulture Market Size by Type (2015-2020) (Million US$) Table 72. Central & South America Sericulture Market Share by Type (2015-2020) Table 73. Central & South America Sericulture Market Size by Application (2015-2020) (Million US$) Table 74. Central & South America Sericulture Market Share by Application (2015-2020) Table 75. Anhui Silk Company Details Table 76. Anhui Silk Business Overview Table 77. Anhui Silk Product Table 78. Anhui Silk Revenue in Sericulture Business (2015-2020) (Million US$) Table 79. Anhui Silk Recent Development Table 80. Wujiang First Textile Company Details Table 81. Wujiang First Textile Business Overview Table 82. Wujiang First Textile Product Table 83. Wujiang First Textile Revenue in Sericulture Business (2015-2020) (Million US$) Table 84. Wujiang First Textile Recent Development Table 85. Wujiang Wanshiyi Silk Company Details Table 86. Wujiang Wanshiyi Silk Business Overview Table 87. Wujiang Wanshiyi Silk Product Table 88. Wujiang Wanshiyi Silk Revenue in Sericulture Business (2015-2020) (Million US$) Table 89. Wujiang Wanshiyi Silk Recent Development Table 90. Zhejiang Jiaxin Silk Company Details Table 91. Zhejiang Jiaxin Silk Business Overview Table 92. Zhejiang Jiaxin Silk Product Table 93. Zhejiang Jiaxin Silk Revenue in Sericulture Business (2015-2020) (Million US$) Table 94. Zhejiang Jiaxin Silk Recent Development Table 95. Sichuan Nanchong Liuhe Company Details Table 96. Sichuan Nanchong Liuhe Business Overview Table 97. Sichuan Nanchong Liuhe Product Table 98. Sichuan Nanchong Liuhe Revenue in Sericulture Business (2015-2020) (Million US$) Table 99. Sichuan Nanchong Liuhe Recent Development Table 100. Shengkun Silk Company Details Table 101. Shengkun Silk Business Overview Table 102. Shengkun Silk Product Table 103. Shengkun Silk Revenue in Sericulture Business (2015-2020) (Million US$) Table 104. Shengkun Silk Recent Development Table 105. Jiangsu Sutong Cocoon & Silk Company Details Table 106. Jiangsu Sutong Cocoon & Silk Business Overview Table 107. Jiangsu Sutong Cocoon & Silk Product Table 108. Jiangsu Sutong Cocoon & Silk Revenue in Sericulture Business (2015-2020) (Million US$) Table 109. Jiangsu Sutong Cocoon & Silk Recent Development Table 110. Jinchengjiang Xinxing Cocoon Silk Business Overview Table 111. Jinchengjiang Xinxing Cocoon Silk Product Table 112. Jinchengjiang Xinxing Cocoon Silk Company Details Table 113. Jinchengjiang Xinxing Cocoon Silk Revenue in Sericulture Business (2015-2020) (Million US$) Table 114. Jinchengjiang Xinxing Cocoon Silk Recent Development Table 115. Wensli Group Company Details Table 116. Wensli Group Business Overview Table 117. Wensli Group Product Table 118. Wensli Group Revenue in Sericulture Business (2015-2020) (Million US$) Table 119. Wensli Group Recent Development Table 120. China Silk Company Details Table 121. China Silk Business Overview Table 122. China Silk Product Table 123. China Silk Revenue in Sericulture Business (2015-2020) (Million US$) Table 124. China Silk Recent Development Table 125. Entogenetics Company Details Table 126. Entogenetics Business Overview Table 127. Entogenetics Product Table 128. Entogenetics Revenue in Sericulture Business (2015-2020) (Million US$) Table 129. Entogenetics Recent Development Table 130. Bolt Threads Company Details Table 131. Bolt Threads Business Overview Table 132. Bolt Threads Product Table 133. Bolt Threads Revenue in Sericulture Business (2015-2020) (Million US$) Table 134. Bolt Threads Recent Development Table 135. Spiber Technologies Company Details Table 136. Spiber Technologies Business Overview Table 137. Spiber Technologies Product Table 138. Spiber Technologies Revenue in Sericulture Business (2015-2020) (Million US$) Table 139. Spiber Technologies Recent Development Table 140. Amsilk Company Details Table 141. Amsilk Business Overview Table 142. Amsilk Product Table 143. Amsilk Revenue in Sericulture Business (2015-2020) (Million US$) Table 144. Amsilk Recent Development Table 145. Kraig Biocraft Laboratories Company Details Table 146. Kraig Biocraft Laboratories Business Overview Table 147. Kraig Biocraft Laboratories Product Table 148. Kraig Biocraft Laboratories Revenue in Sericulture Business (2015-2020) (Million US$) Table 149. Kraig Biocraft Laboratories Recent Development Table 150. Research Programs/Design for This Report Table 151. Key Data Information from Secondary Sources Table 152. Key Data Information from Primary Sources List of Figures Figure 1. Global Sericulture Market Share by Type: 2020 VS 2026 Figure 2. Mulberry Silk Features Figure 3. Vanya Silk Features Figure 4. Eri Silk Features Figure 5. Global Sericulture Market Share by Application: 2020 VS 2026 Figure 6. Textile Case Studies Figure 7. Cosmetics & Medical Case Studies Figure 8. Sericulture Report Years Considered Figure 9. Global Sericulture Market Size YoY Growth 2015-2026 (US$ Million) Figure 10. Global Sericulture Market Share by Regions: 2020 VS 2026 Figure 11. Global Sericulture Market Share by Regions (2021-2026) Figure 12. Porter's Five Forces Analysis Figure 13. Global Sericulture Market Share by Players in 2019 Figure 14. Global Top Sericulture Players by Company Type (Tier 1, Tier 2 and Tier 3) (based on the Revenue in Sericulture as of 2019 Figure 15. The Top 10 and 5 Players Market Share by Sericulture Revenue in 2019 Figure 16. North America Sericulture Market Size YoY Growth (2015-2020) (Million US$) Figure 17. Europe Sericulture Market Size YoY Growth (2015-2020) (Million US$) Figure 18. China Sericulture Market Size YoY Growth (2015-2020) (Million US$) Figure 19. Japan Sericulture Market Size YoY Growth (2015-2020) (Million US$) Figure 20. Southeast Asia Sericulture Market Size YoY Growth (2015-2020) (Million US$) Figure 21. India Sericulture Market Size YoY Growth (2015-2020) (Million US$) Figure 22. Central & South America Sericulture Market Size YoY Growth (2015-2020) (Million US$) Figure 23. Anhui Silk Total Revenue (US$ Million): 2019 Compared with 2018 Figure 24. Anhui Silk Revenue Growth Rate in Sericulture Business (2015-2020) Figure 25. Wujiang First Textile Total Revenue (US$ Million): 2019 Compared with 2018 Figure 26. Wujiang First Textile Revenue Growth Rate in Sericulture Business (2015-2020) Figure 27. Wujiang Wanshiyi Silk Total Revenue (US$ Million): 2019 Compared with 2018 Figure 28. Wujiang Wanshiyi Silk Revenue Growth Rate in Sericulture Business (2015-2020) Figure 29. Zhejiang Jiaxin Silk Total Revenue (US$ Million): 2019 Compared with 2018 Figure 30. Zhejiang Jiaxin Silk Revenue Growth Rate in Sericulture Business (2015-2020) Figure 31. Sichuan Nanchong Liuhe Total Revenue (US$ Million): 2019 Compared with 2018 Figure 32. Sichuan Nanchong Liuhe Revenue Growth Rate in Sericulture Business (2015-2020) Figure 33. Shengkun Silk Total Revenue (US$ Million): 2019 Compared with 2018 Figure 34. Shengkun Silk Revenue Growth Rate in Sericulture Business (2015-2020) Figure 35. Jiangsu Sutong Cocoon & Silk Total Revenue (US$ Million): 2019 Compared with 2018 Figure 36. Jiangsu Sutong Cocoon & Silk Revenue Growth Rate in Sericulture Business (2015-2020) Figure 37. Jinchengjiang Xinxing Cocoon Silk Total Revenue (US$ Million): 2019 Compared with 2018 Figure 38. Jinchengjiang Xinxing Cocoon Silk Revenue Growth Rate in Sericulture Business (2015-2020) Figure 39. Wensli Group Total Revenue (US$ Million): 2019 Compared with 2018 Figure 40. Wensli Group Revenue Growth Rate in Sericulture Business (2015-2020) Figure 41. China Silk Total Revenue (US$ Million): 2019 Compared with 2018 Figure 42. China Silk Revenue Growth Rate in Sericulture Business (2015-2020) Figure 43. Entogenetics Total Revenue (US$ Million): 2019 Compared with 2018 Figure 44. Entogenetics Revenue Growth Rate in Sericulture Business (2015-2020) Figure 45. Bolt Threads Total Revenue (US$ Million): 2019 Compared with 2018 Figure 46. Bolt Threads Revenue Growth Rate in Sericulture Business (2015-2020) Figure 47. Spiber Technologies Total Revenue (US$ Million): 2019 Compared with 2018 Figure 48. Spiber Technologies Revenue Growth Rate in Sericulture Business (2015-2020) Figure 49. Amsilk Total Revenue (US$ Million): 2019 Compared with 2018 Figure 50. Amsilk Revenue Growth Rate in Sericulture Business (2015-2020) Figure 51. Kraig Biocraft Laboratories Total Revenue (US$ Million): 2019 Compared with 2018 Figure 52. Kraig Biocraft Laboratories Revenue Growth Rate in Sericulture Business (2015-2020) Figure 53. Bottom-up and Top-down Approaches for This Report Figure 54. Data Triangulation Figure 55. Key Executives Interviewed

Anhui Silk Wujiang First Textile Wujiang Wanshiyi Silk Zhejiang Jiaxin Silk Sichuan Nanchong Liuhe Shengkun Silk Jiangsu Sutong Cocoon & Silk Jinchengjiang Xinxing Cocoon Silk Wensli Group China Silk Entogenetics Bolt Threads Spiber Technologies Amsilk Kraig Biocraft Laboratories