nanjing fano goup is a top manufacture specalizing in producing and exporting all range of animal feed additive such as dcp, mcp, choline chloride, ferrous sulphate, zinc sulphate, copper sulphate, corn gluten feed /meal. as a manufacturer , we own good channel of raw material and mature production technology and premium statue of exporting .generally speaking ,we are now in a position to generate a long term profitability to our clients . as 26 years development in this field , our products had aranged to some related kinds of products as fellows, 1. mineral feed additive: dicalcium phosphate /mono calcium phosphate..... 2. vitamin b4 : choline chloride 60% -75%..... 3. trace element: ferrous sulfate /manganese sulfate . ..