Guangzhou Addenda Chemical Corp Ltd
Addenda specialized in R&D, production and sales of battery additives in lead acid battery industry since 1973.
Main products include Negative plate additive Premixed expander and Positive plate additive 4BS (Tetra basic lead sulphate Seed).
Addenda is one of the main premix expander suppliers in China market and a major 4BS supplier in the world.
