Weifang Adde Chemical Co.,Ltd. is a stock enterprise, which was founded in 2010. The company is a producer of organic fine chemicals and liquid crystal materials etc. The company has been well accepted by customers home and abroad due to our high-quality products, top-grade service and sound reputation. All these have ensured our success in the field of intermediate materials. Company strong products: Triphenylphosphine oxide(TPPO),Sodium Dimethyl Dithiocarbamate(SDDC), sodium chlorite,4'-Cyano-...