1 Dental Silica Market Overview 1.1 Product Overview and Scope of Dental Silica 1.2 Dental Silica Segment by Type 1.2.1 Global Dental Silica Sales Growth Rate Comparison by Type (2021-2027) 1.2.2 Precipitated Silica 1.2.3 Fumed Silica 1.2.4 Colloidal Silica 1.2.5 Others 1.3 Dental Silica Segment by Application 1.3.1 Global Dental Silica Sales Comparison by Application: (2021-2027) 1.3.2 Toothpaste 1.3.3 Mould 1.3.4 Other 1.4 Global Dental Silica Market Size Estimates and Forecasts 1.4.1 Global Dental Silica Revenue 2016-2027 1.4.2 Global Dental Silica Sales 2016-2027 1.4.3 Dental Silica Market Size by Region: 2016 Versus 2021 Versus 2027 2 Dental Silica Market Competition by Manufacturers 2.1 Global Dental Silica Sales Market Share by Manufacturers (2016-2021) 2.2 Global Dental Silica Revenue Market Share by Manufacturers (2016-2021) 2.3 Global Dental Silica Average Price by Manufacturers (2016-2021) 2.4 Manufacturers Dental Silica Manufacturing Sites, Area Served, Product Type 2.5 Dental Silica Market Competitive Situation and Trends 2.5.1 Dental Silica Market Concentration Rate 2.5.2 The Global Top 5 and Top 10 Largest Dental Silica Players Market Share by Revenue 2.5.3 Global Dental Silica Market Share by Company Type (Tier 1, Tier 2 and Tier 3) 2.6 Manufacturers Mergers & Acquisitions, Expansion Plans 3 Dental Silica Retrospective Market Scenario by Region 3.1 Global Dental Silica Retrospective Market Scenario in Sales by Region: 2016-2021 3.2 Global Dental Silica Retrospective Market Scenario in Revenue by Region: 2016-2021 3.3 North America Dental Silica Market Facts & Figures by Country 3.3.1 North America Dental Silica Sales by Country 3.3.2 North America Dental Silica Revenue by Country 3.3.3 U.S. 3.3.4 Canada 3.4 Europe Dental Silica Market Facts & Figures by Country 3.4.1 Europe Dental Silica Sales by Country 3.4.2 Europe Dental Silica Revenue by Country 3.4.3 Germany 3.4.4 France 3.4.5 U.K. 3.4.6 Italy 3.4.7 Russia 3.5 Asia Pacific Dental Silica Market Facts & Figures by Region 3.5.1 Asia Pacific Dental Silica Sales by Region 3.5.2 Asia Pacific Dental Silica Revenue by Region 3.5.3 China 3.5.4 Japan 3.5.5 South Korea 3.5.6 India 3.5.7 Australia 3.5.8 China Taiwan 3.5.9 Indonesia 3.5.10 Thailand 3.5.11 Malaysia 3.6 Latin America Dental Silica Market Facts & Figures by Country 3.6.1 Latin America Dental Silica Sales by Country 3.6.2 Latin America Dental Silica Revenue by Country 3.6.3 Mexico 3.6.4 Brazil 3.6.5 Argentina 3.7 Middle East and Africa Dental Silica Market Facts & Figures by Country 3.7.1 Middle East and Africa Dental Silica Sales by Country 3.7.2 Middle East and Africa Dental Silica Revenue by Country 3.7.3 Turkey 3.7.4 Saudi Arabia 3.7.5 UAE 4 Global Dental Silica Historic Market Analysis by Type 4.1 Global Dental Silica Sales Market Share by Type (2016-2021) 4.2 Global Dental Silica Revenue Market Share by Type (2016-2021) 4.3 Global Dental Silica Price by Type (2016-2021) 5 Global Dental Silica Historic Market Analysis by Application 5.1 Global Dental Silica Sales Market Share by Application (2016-2021) 5.2 Global Dental Silica Revenue Market Share by Application (2016-2021) 5.3 Global Dental Silica Price by Application (2016-2021) 6 Key Companies Profiled 6.1 Huber Engineered Materials 6.1.1 Huber Engineered Materials Corporation Information 6.1.2 Huber Engineered Materials Description and Business Overview 6.1.3 Huber Engineered Materials Dental Silica Sales, Revenue and Gross Margin (2016-2021) 6.1.4 Huber Engineered Materials Dental Silica Product Portfolio 6.1.5 Huber Engineered Materials Recent Developments/Updates 6.2 Solvay 6.2.1 Solvay Corporation Information 6.2.2 Solvay Description and Business Overview 6.2.3 Solvay Dental Silica Sales, Revenue and Gross Margin (2016-2021) 6.2.4 Solvay Dental Silica Product Portfolio 6.2.5 Solvay Recent Developments/Updates 6.3 Grace 6.3.1 Grace Corporation Information 6.3.2 Grace Description and Business Overview 6.3.3 Grace Dental Silica Sales, Revenue and Gross Margin (2016-2021) 6.3.4 Grace Dental Silica Product Portfolio 6.3.5 Grace Recent Developments/Updates 6.4 PQ Corporation 6.4.1 PQ Corporation Corporation Information 6.4.2 PQ Corporation Description and Business Overview 6.4.3 PQ Corporation Dental Silica Sales, Revenue and Gross Margin (2016-2021) 6.4.4 PQ Corporation Dental Silica Product Portfolio 6.4.5 PQ Corporation Recent Developments/Updates 6.5 Madhu Silica Pvt.Ltd. 6.5.1 Madhu Silica Pvt.Ltd. Corporation Information 6.5.2 Madhu Silica Pvt.Ltd. Description and Business Overview 6.5.3 Madhu Silica Pvt.Ltd. Dental Silica Sales, Revenue and Gross Margin (2016-2021) 6.5.4 Madhu Silica Pvt.Ltd. Dental Silica Product Portfolio 6.5.5 Madhu Silica Pvt.Ltd. Recent Developments/Updates 6.6 Gujarat Multi Gas Base Chemicals 6.6.1 Gujarat Multi Gas Base Chemicals Corporation Information 6.6.2 Gujarat Multi Gas Base Chemicals Description and Business Overview 6.6.3 Gujarat Multi Gas Base Chemicals Dental Silica Sales, Revenue and Gross Margin (2016-2021) 6.6.4 Gujarat Multi Gas Base Chemicals Dental Silica Product Portfolio 6.6.5 Gujarat Multi Gas Base Chemicals Recent Developments/Updates 6.7 Oriental Silicas Corporation 6.6.1 Oriental Silicas Corporation Corporation Information 6.6.2 Oriental Silicas Corporation Description and Business Overview 6.6.3 Oriental Silicas Corporation Dental Silica Sales, Revenue and Gross Margin (2016-2021) 6.4.4 Oriental Silicas Corporation Dental Silica Product Portfolio 6.7.5 Oriental Silicas Corporation Recent Developments/Updates 6.8 Quechen Silicon 6.8.1 Quechen Silicon Corporation Information 6.8.2 Quechen Silicon Description and Business Overview 6.8.3 Quechen Silicon Dental Silica Sales, Revenue and Gross Margin (2016-2021) 6.8.4 Quechen Silicon Dental Silica Product Portfolio 6.8.5 Quechen Silicon Recent Developments/Updates 6.9 Shandong Jinneng 6.9.1 Shandong Jinneng Corporation Information 6.9.2 Shandong Jinneng Description and Business Overview 6.9.3 Shandong Jinneng Dental Silica Sales, Revenue and Gross Margin (2016-2021) 6.9.4 Shandong Jinneng Dental Silica Product Portfolio 6.9.5 Shandong Jinneng Recent Developments/Updates 6.10 Hengcheng Silica 6.10.1 Hengcheng Silica Corporation Information 6.10.2 Hengcheng Silica Description and Business Overview 6.10.3 Hengcheng Silica Dental Silica Sales, Revenue and Gross Margin (2016-2021) 6.10.4 Hengcheng Silica Dental Silica Product Portfolio 6.10.5 Hengcheng Silica Recent Developments/Updates 6.11 Dalian Fuchang Chemical 6.11.1 Dalian Fuchang Chemical Corporation Information 6.11.2 Dalian Fuchang Chemical Dental Silica Description and Business Overview 6.11.3 Dalian Fuchang Chemical Dental Silica Sales, Revenue and Gross Margin (2016-2021) 6.11.4 Dalian Fuchang Chemical Dental Silica Product Portfolio 6.11.5 Dalian Fuchang Chemical Recent Developments/Updates 6.12 Feixue Chemical 6.12.1 Feixue Chemical Corporation Information 6.12.2 Feixue Chemical Dental Silica Description and Business Overview 6.12.3 Feixue Chemical Dental Silica Sales, Revenue and Gross Margin (2016-2021) 6.12.4 Feixue Chemical Dental Silica Product Portfolio 6.12.5 Feixue Chemical Recent Developments/Updates 7 Dental Silica Manufacturing Cost Analysis 7.1 Dental Silica Key Raw Materials Analysis 7.1.1 Key Raw Materials 7.1.2 Key Suppliers of Raw Materials 7.2 Proportion of Manufacturing Cost Structure 7.3 Manufacturing Process Analysis of Dental Silica 7.4 Dental Silica Industrial Chain Analysis 8 Marketing Channel, Distributors and Customers 8.1 Marketing Channel 8.2 Dental Silica Distributors List 8.3 Dental Silica Customers 9 Dental Silica Market Dynamics 9.1 Dental Silica Industry Trends 9.2 Dental Silica Growth Drivers 9.3 Dental Silica Market Challenges 9.4 Dental Silica Market Restraints 10 Global Market Forecast 10.1 Dental Silica Market Estimates and Projections by Type 10.1.1 Global Forecasted Sales of Dental Silica by Type (2022-2027) 10.1.2 Global Forecasted Revenue of Dental Silica by Type (2022-2027) 10.2 Dental Silica Market Estimates and Projections by Application 10.2.1 Global Forecasted Sales of Dental Silica by Application (2022-2027) 10.2.2 Global Forecasted Revenue of Dental Silica by Application (2022-2027) 10.3 Dental Silica Market Estimates and Projections by Region 10.3.1 Global Forecasted Sales of Dental Silica by Region (2022-2027) 10.3.2 Global Forecasted Revenue of Dental Silica by Region (2022-2027) 11 Research Finding and Conclusion 12 Methodology and Data Source 12.1 Methodology/Research Approach 12.1.1 Research Programs/Design 12.1.2 Market Size Estimation 12.1.3 Market Breakdown and Data Triangulation 12.2 Data Source 12.2.1 Secondary Sources 12.2.2 Primary Sources 12.3 Author List 12.4 Disclaimer

List of Tables Table 1. Global Dental Silica Sales (MT) Growth Rate Comparison by Type (2021-2027) Table 2. Global Dental Silica Sales (MT) Comparison by Application (2021-2027) Table 3. Global Dental Silica Market Size by Region (US$ Million) (2016 VS 2021 VS 2027) Table 4. Key Manufacturers Dental Silica Covered in This Study Table 5. Global Dental Silica Sales (MT) of Key Manufacturers (2016-2021) Table 6. Global Dental Silica Sales Market Share by Manufacturers (2016-2021) Table 7. Global Dental Silica Revenue (US$ Million) by Manufacturers (2016-2021) Table 8. Global Dental Silica Revenue Share by Manufacturers (2016-2021) Table 9. Global Market Dental Silica Average Price (USD/MT) of Key Manufacturers (2016-2021) Table 10. Manufacturers Dental Silica Manufacturing Sites and Area Served Table 11. Manufacturers Dental Silica Product Type Table 12. Global Manufacturers Market Concentration Ratio (CR5 and HHI) Table 13. Global Dental Silica by Company Type (Tier 1, Tier 2 and Tier 3) (based on the Revenue in Dental Silica as of 2020) Table 14. Manufacturers Mergers & Acquisitions, Expansion Plans Table 15. Global Dental Silica Sales by Region (2016-2021) & (MT) Table 16. Global Dental Silica Sales Market Share by Region (2016-2021) Table 17. Global Dental Silica Revenue by Region (2016-2021) & (US$ Million) Table 18. North America Dental Silica Sales by Country (2016-2021) & (MT) Table 19. North America Dental Silica Sales Market Share by Country (2016-2021) Table 20. North America Dental Silica Revenue by Country (2016-2021) & (US$ Million) Table 21. North America Dental Silica Revenue Market Share by Country (2016-2021) Table 22. Europe Dental Silica Sales by Country (2016-2021) & (MT) Table 23. Europe Dental Silica Sales Market Share by Country (2016-2021) Table 24. Europe Dental Silica Revenue by Country (2016-2021) & (US$ Million) Table 25. Europe Dental Silica Revenue Market Share by Country (2016-2021) Table 26. Asia Pacific Dental Silica Sales by Region (2016-2021) & (MT) Table 27. Asia Pacific Dental Silica Sales Market Share by Region (2016-2021) Table 28. Asia Pacific Dental Silica Revenue by Region (2016-2021) & (US$ Million) Table 29. Asia Pacific Dental Silica Revenue Market Share by Region (2016-2021) Table 30. Latin America Dental Silica Sales by Country (2016-2021) & (MT) Table 31. Latin America Dental Silica Sales Market Share by Country (2016-2021) Table 32. Latin America Dental Silica Revenue by Country (2016-2021) & (US$ Million) Table 33. Latin America Dental Silica Revenue Market Share by Country (2016-2021) Table 34. Middle East and Africa Dental Silica Sales by Country (2016-2021) & (MT) Table 35. Middle East and Africa Dental Silica Sales Market Share by Country (2016-2021) Table 36. Middle East and Africa Dental Silica Revenue by Country (2016-2021) & (US$ Million) Table 37. Middle East and Africa Dental Silica Revenue Market Share by Country (2016-2021) Table 38. Global Dental Silica Sales (MT) by Type (2016-2021) Table 39. Global Dental Silica Sales Market Share by Type (2016-2021) Table 40. Global Dental Silica Revenue (Million US$) by Type (2016-2021) Table 41. Global Dental Silica Revenue Share by Type (2016-2021) Table 42. Global Dental Silica Price (USD/MT) by Type (2016-2021) Table 43. Global Dental Silica Sales (MT) by Application (2016-2021) Table 44. Global Dental Silica Sales Market Share by Application (2016-2021) Table 45. Global Dental Silica Revenue (Million US$) by Application (2016-2021) Table 46. Global Dental Silica Revenue Share by Application (2016-2021) Table 47. Global Dental Silica Price (USD/MT) by Application (2016-2021) Table 48. Huber Engineered Materials Corporation Information Table 49. Huber Engineered Materials Description and Business Overview Table 50. Huber Engineered Materials Dental Silica Sales (MT), Revenue (Million US$), Price (USD/MT) and Gross Margin (2016-2021) Table 51. Huber Engineered Materials Dental Silica Product Table 52. Huber Engineered Materials Recent Developments/Updates Table 53. Solvay Corporation Information Table 54. Solvay Description and Business Overview Table 55. Solvay Dental Silica Sales (MT), Revenue (Million US$), Price (USD/MT) and Gross Margin (2016-2021) Table 56. Solvay Dental Silica Product Table 57. Solvay Recent Developments/Updates Table 58. Grace Corporation Information Table 59. Grace Description and Business Overview Table 60. Grace Dental Silica Sales (MT), Revenue (Million US$), Price (USD/MT) and Gross Margin (2016-2021) Table 61. Grace Dental Silica Product Table 62. Grace Recent Developments/Updates Table 63. PQ Corporation Corporation Information Table 64. PQ Corporation Description and Business Overview Table 65. PQ Corporation Dental Silica Sales (MT), Revenue (Million US$), Price (USD/MT) and Gross Margin (2016-2021) Table 66. PQ Corporation Dental Silica Product Table 67. PQ Corporation Recent Developments/Updates Table 68. Madhu Silica Pvt.Ltd. Corporation Information Table 69. Madhu Silica Pvt.Ltd. Description and Business Overview Table 70. Madhu Silica Pvt.Ltd. Dental Silica Sales (MT), Revenue (Million US$), Price (USD/MT) and Gross Margin (2016-2021) Table 71. Madhu Silica Pvt.Ltd. Dental Silica Product Table 72. Madhu Silica Pvt.Ltd. Recent Developments/Updates Table 73. Gujarat Multi Gas Base Chemicals Corporation Information Table 74. Gujarat Multi Gas Base Chemicals Description and Business Overview Table 75. Gujarat Multi Gas Base Chemicals Dental Silica Sales (MT), Revenue (Million US$), Price (USD/MT) and Gross Margin (2016-2021) Table 76. Gujarat Multi Gas Base Chemicals Dental Silica Product Table 77. Gujarat Multi Gas Base Chemicals Recent Developments/Updates Table 78. Oriental Silicas Corporation Corporation Information Table 79. Oriental Silicas Corporation Description and Business Overview Table 80. Oriental Silicas Corporation Dental Silica Sales (MT), Revenue (Million US$), Price (USD/MT) and Gross Margin (2016-2021) Table 81. Oriental Silicas Corporation Dental Silica Product Table 82. Oriental Silicas Corporation Recent Developments/Updates Table 83. Quechen Silicon Corporation Information Table 84. Quechen Silicon Description and Business Overview Table 85. Quechen Silicon Dental Silica Sales (MT), Revenue (Million US$), Price (USD/MT) and Gross Margin (2016-2021) Table 86. Quechen Silicon Dental Silica Product Table 87. Quechen Silicon Recent Developments/Updates Table 88. Shandong Jinneng Corporation Information Table 89. Shandong Jinneng Description and Business Overview Table 90. Shandong Jinneng Dental Silica Sales (MT), Revenue (Million US$), Price (USD/MT) and Gross Margin (2016-2021) Table 91. Shandong Jinneng Dental Silica Product Table 92. Shandong Jinneng Recent Developments/Updates Table 93. Hengcheng Silica Corporation Information Table 94. Hengcheng Silica Description and Business Overview Table 95. Hengcheng Silica Dental Silica Sales (MT), Revenue (Million US$), Price (USD/MT) and Gross Margin (2016-2021) Table 96. Hengcheng Silica Dental Silica Product Table 97. Hengcheng Silica Recent Developments/Updates Table 98. Dalian Fuchang Chemical Corporation Information Table 99. Dalian Fuchang Chemical Description and Business Overview Table 100. Dalian Fuchang Chemical Dental Silica Sales (MT), Revenue (Million US$), Price (USD/MT) and Gross Margin (2016-2021) Table 101. Dalian Fuchang Chemical Dental Silica Product Table 102. Dalian Fuchang Chemical Recent Developments/Updates Table 103. Feixue Chemical Corporation Information Table 104. Feixue Chemical Description and Business Overview Table 105. Feixue Chemical Dental Silica Sales (MT), Revenue (Million US$), Price (USD/MT) and Gross Margin (2016-2021) Table 106. Feixue Chemical Dental Silica Product Table 107. Feixue Chemical Recent Developments/Updates Table 108. Production Base and Market Concentration Rate of Raw Material Table 109. Key Suppliers of Raw Materials Table 110. Dental Silica Distributors List Table 111. Dental Silica Customers List Table 112. Dental Silica Market Trends Table 113. Dental Silica Growth Drivers Table 114. Dental Silica Market Challenges Table 115. Dental Silica Market Restraints Table 116. Global Dental Silica Sales Forecast by Type (2022-2027) & (MT) Table 117. Global Dental Silica Sales Market Share Forecast by Type (2022-2027) Table 118. Global Dental Silica Revenue Forecast by Type (2022-2027) & (US$ Million) Table 119. Global Dental Silica Revenue Market Share Forecast by Type (2022-2027) Table 120. Global Dental Silica Sales Forecast by Application (2022-2027) & (MT) Table 121. Global Dental Silica Sales Market Share Forecast by Application (2022-2027) Table 122. Global Dental Silica Revenue Forecast by Application (2022-2027) & (US$ Million) Table 123. Global Dental Silica Revenue Market Share Forecast by Application (2022-2027) Table 124. Global Dental Silica Sales Forecast by Region (2022-2027) & (MT) Table 125. Global Dental Silica Sales Market Share Forecast by Region (2022-2027) Table 126. Global Dental Silica Revenue Forecast by Region (2022-2027) & (US$ Million) Table 127. Global Dental Silica Revenue Market Share Forecast by Region (2022-2027) Table 128. Research Programs/Design for This Report Table 129. Key Data Information from Secondary Sources Table 130. Key Data Information from Primary Sources List of Figures Figure 1. Product Picture of Dental Silica Figure 2. Global Dental Silica Market Share by Type in 2020 & 2027 Figure 3. Precipitated Silica Product Picture Figure 4. Fumed Silica Product Picture Figure 5. Colloidal Silica Product Picture Figure 6. Others Product Picture Figure 7. Global Dental Silica Market Share by Application in 2020 & 2027 Figure 8. Toothpaste Figure 9. Mould Figure 10. Other Figure 11. Global Dental Silica Revenue, (US$ Million), 2016 VS 2021 VS 2027 Figure 12. Global Dental Silica Market Size 2016-2027 (US$ Million) Figure 13. Global Dental Silica Sales 2016-2027 (MT) Figure 14. Global Dental Silica Market Size Market Share by Region: 2016 VS 20210 VS 2027 Figure 15. Dental Silica Sales Share by Manufacturers in 2020 Figure 16. Global Dental Silica Revenue Share by Manufacturers in 2020 Figure 17. The Global 5 and 10 Largest Dental Silica Players: Market Share by Revenue in 2020 Figure 18. Dental Silica Market Share by Company Type (Tier 1, Tier 2 and Tier 3): 2016 VS 2021 Figure 19. Global Dental Silica Sales Market Share by Region (2016-2021) Figure 20. Global Dental Silica Sales Market Share by Region in 2020 Figure 21. Global Dental Silica Revenue Market Share by Region (2016-2021) Figure 22. Global Dental Silica Revenue Market Share by Region in 2020 Figure 23. U.S. Dental Silica Revenue Growth Rate (2016-2021) (US$ Million) Figure 24. Canada Dental Silica Revenue Growth Rate (2016-2021) (US$ Million) Figure 25. Germany Dental Silica Revenue Growth Rate (2016-2021) (US$ Million) Figure 26. France Dental Silica Revenue Growth Rate (2016-2021) (US$ Million) Figure 27. U.K. Dental Silica Revenue Growth Rate (2016-2021) (US$ Million) Figure 28. Italy Dental Silica Revenue Growth Rate (2016-2021) (US$ Million) Figure 29. Russia Dental Silica Revenue Growth Rate (2016-2021) (US$ Million) Figure 30. China Dental Silica Revenue Growth Rate (2016-2021) (US$ Million) Figure 31. Japan Dental Silica Revenue Growth Rate (2016-2021) (US$ Million) Figure 32. South Korea Dental Silica Revenue Growth Rate (2016-2021) (US$ Million) Figure 33. India Dental Silica Revenue Growth Rate (2016-2021) (US$ Million) Figure 34. Australia Dental Silica Revenue Growth Rate (2016-2021) (US$ Million) Figure 35. China Taiwan Dental Silica Revenue Growth Rate (2016-2021) (US$ Million) Figure 36. Indonesia Dental Silica Revenue Growth Rate (2016-2021) (US$ Million) Figure 37. Thailand Dental Silica Revenue Growth Rate (2016-2021) (US$ Million) Figure 38. Malaysia Dental Silica Revenue Growth Rate (2016-2021) (US$ Million) Figure 39. Mexico Dental Silica Revenue Growth Rate (2016-2021) (US$ Million) Figure 40. Brazil Dental Silica Revenue Growth Rate (2016-2021) (US$ Million) Figure 41. Argentina Dental Silica Revenue Growth Rate (2016-2021) (US$ Million) Figure 42. Turkey Dental Silica Revenue Growth Rate (2016-2021) (US$ Million) Figure 43. Saudi Arabia Dental Silica Revenue Growth Rate (2016-2021) (US$ Million) Figure 44. UAE Dental Silica Revenue Growth Rate (2016-2021) (US$ Million) Figure 45. Sales Market Share of Dental Silica by Type (2016-2021) Figure 46. Sales Market Share of Dental Silica by Application (2016-2021) Figure 47. Sales Market Share of Dental Silica by Application in 2020 Figure 48. Revenue Share of Dental Silica by Application (2016-2021) Figure 49. Revenue Share of Dental Silica by Application in 2020 Figure 50. Manufacturing Cost Structure of Dental Silica Figure 51. Manufacturing Process Analysis of Dental Silica Figure 52. Dental Silica Industrial Chain Analysis Figure 53. Channels of Distribution Figure 54. Distributors Profiles Figure 55. Bottom-up and Top-down Approaches for This Report Figure 56. Data Triangulation Figure 57. Key Executives Interviewed

Huber Engineered Materials Solvay Grace PQ Corporation Madhu Silica Pvt.Ltd. Gujarat Multi Gas Base Chemicals Oriental Silicas Corporation Quechen Silicon Shandong Jinneng Hengcheng Silica Dalian Fuchang Chemical Feixue Chemical