Heng Nuo Chem. is one of the biggest
manufacture in the world which specialized
produce 2,5-dimercapto-1,3,4-thiadiazole,
thiadiazole heterocyclic compound, thiadiazole
derivatives, ester of dimercapto thiadiazole,
mercaptothiazoline and thiazolidinethione
derivative,mainly include rubber vulcanizing
agent and vulcanization accelerator, lubricant
antioxidant additive, metal passivator, extreme
antiwear additive, pharmaceutical intermediates,
agriculture intermediates and other fine chemical
products.