Henan Profession Chemicals Co.,Ltd. Is located in Henan province,largest agricultural province of China.Relying on crop resources of this province and advanced biological fermentation technology,the company has been committed to Gellan Gum,L-Tryptophan,L-Threonine for many years. Current Gellan Gum is with two production lines,the capacity can be up to 1000mt each year.Besides satisfying domestic users, it has also been exported to Japan, America,Germany,Thailand, Malaysia and many other countries.Regarding L-Tryptophan, supported by tryptophan engineering technology research center we upgraded and transformed equipment,it has entered the international advanced level ranks.Our feed grade L-Tryptophan and L-Threonine have been approved by more and more customers. At the same time , the company has own exporting sales teams , in addition to gellan gum , L-trypophan and L-threonine , we also run other kinds of chemical products’ exporting, have establish relationship with more than 40 countries of clients . We consider quality is the life of a company, our company’s products have passed by SGS,BV and multiple testing institution. At the same time,company has been certified with ISO9001,ISO22000,KOSHER, HALAL certificates in succession. We insist on providing superior quality and excellent service to gain a high reputation. We are looking forward to establishing a long-term mutually benefit with domestic and over