Profile: Prospect (H.L.) Co.,Ltd. manufactures and exports p-chloranil, pigment permanent violet rl, erdosteine and other chemical products. Our product line comprises of tetrachloroquinone, erdosteine, salicylaldehyde, para-aminophenol, shangdamenc violetrl and d-valine. Our p-chloranil is used as raw material for pigment intermediates and dyestuffs such as permanent violet. Our salicylaldehyde is used as intermediate for perfumes, pharmaceuticals and organic synthesis & catalysts. We also offer para-aminophenol, which is used as polymerization inhibitor of plastic monomer, rubber antiager and intermediates for fur dyes.