Navratna Manganese Products Pvt. Ltd. March 7, 2015 By Industry Details Company Address : Plot No. J-18, MIDC Hingana, Nagpur. Phone Number Office : 07104-237020 Phone Number Factory : 07104-236691 Location : Hingna (Nagpur Major) Industry Category : Manganese Powder Fax Number : Company Website : Member Details Name: Vijayprakash Singhania