Shanghai exchequer safety technology ltd. Is located in shanghai city office services; electronics; wholesale distribution of hardware products; retail sale of hardware products; mechanical equipment; instrumentation; office supplies; communications equipment; metal materials; doors and windows; intelligent infrastructure manufacturing equipment; fire protection equipment; wholesale distribution of sports and equipment; retail distribution of sports and equipment; security equipment; domestic trade agents; import and export of goods; import and export of technology; sale of car decorations; distribution of car spare parts; internet sale