China (Mainland)
1) WFY 016–1 (TBN25) Low Base Synthetic Alkyl Benzene Calcium Sulfonate
2) WFY 016 A–1 (TBN 300) High Base Linear Alkyl Benzene Synthetic Calcium Sulfonate
3) WFY 016 B–1 Low Chlorine Type (TBN 300) High Base Linear Alkyl benzene synthetic calcium sulfonate
4) WFY 016C–1 Long-Chain Linear Alkyl Benzene High Base Synthetic Calcium Sulfonate
5) WFY 016C–4 High Base Synthetic Calcium Sulphonate（TBN 300）
6) WFY 016D–1 Low Chlorine Type TBN300 Long-Chain Linear Alkyl Benzene High Base Synthetic CalciumSulfonate
7) WFY 016 E–1 (TBN400) Long-Chain Linear Alkyl Benzene High Base Synthetic Calcium Sulfonate
8) WFY 016 E–4 (TBN 400) Super high synthetic calcium sulphonate
9) WFY 016 F–1 Low Chlorine Type (TBN400) Long-Chain Linear Alkyl Benzene High Base Synthetic Calcium Sulfonate
10) WFY 017–1 TBN400 Long-Chain Linear Alkyl Benzene High Base Synthetic Magnesium Sulfonate
11) WFY 018–1 (TBN250) High Base Sulfurized Calcium Alkylphenate.
12) WFY 018 A–1 High Base Sulfurized Calcium Alkylphenate
13) WFY 018–4 Over based sulfurized calcium Alkyl phenolate
14) WFY 020–4 Medium sulfurized calcium Alkyl phenolate
15) WFY 020 A –4 Super Overbased Sulfurized calcium Alkyl phenolate