contact us contact us: contact numbers : 021-88526039 021-88542549 FAX : 88769892 Office address: Tehran-Sohrawardi North-Sarmed St.-Marghab St.-Plak 7-Floor 4 Postal code: 1557764918 factory address : Eshtehard-Eshtehard industrial town WhatsApp and Telegram : 09338438792Instagram : @HinzachemicalLinked in : Hinza-chemical