Jianqiao | Reflective Glass Beads for Highway Safety: Manufacturer of reflective micro glass beads for highway safety and pavement markings.
Mountain Abrasives: Manufactures and exports green silicon carbide.
Mudanjiang Hongli Chemicals Co. Ltd.: Manufacturer of oxalic acid, diethyl oxalate and tetramethyl guadinine. With technical data.
Travel China Guide: Heilongjiang: Basic facts, with further coverage of Harbin and the main sights.