Heilongjiang

1. Mountain Abrasives  (site info) Manufactures and exports green silicon carbide. http://www.abrasive-grain.com/ 2. Mudanjiang Hongli Chemicals Co. Ltd.  (site info) Manufacturer of oxalic acid, diethyl oxalate and tetramethyl guadinine. With technical data. http://www.honglichem.com/ 3. Travel China Guide: Heilongjiang  (site info) Basic facts, with further coverage of Harbin and the main sights. http://travelchinaguide.com/cityguides/heilongjian... 1-3 of 3.