About Us CNB Impex Ltd is professionally managed Chinese Registered Company for Export and Import. Promoters of the CNB Impex Ltd are from industrial back ground and have vast knowledge and experience in the field of Bromide Derivatives, Fine and Specialty Chemicals, Pharmaceutical, Agrochemical, Dyes & dyestuff Intermediates, Paint, Textile Chemicals, Food Processing Industries in India and China. CNB is associated with well-known industries in India with GMP approved manufacturing facility.