Department of Industrial Works (DIW), Thailand issues a flowchart which guided a procedure for import of hazardous substance, securing confidential business information (CBI) by sending CBI claiming letter to director of DIW. The flowchart was available both in Thai and in English.

Click on    CBI DIW english (0.4MB)  to view an English version 

or

Thai version at   CBI DIW thai (0.12MB)

NOTE: English version did not cover all procedures.

Please get in touch with Mr. Hashimoto if you have questions on that.
shinya_h@hs-techeng.com 
Mobile: +66 91 545 4896 (Japanese and English)