Topica Courseware Corporation

Services and products

• Management consultancy
• Installing water supply and drainage, radiator and air-conditioning systems
• Installing water supply and drainage systems
• Installing radiator and air-conditioning systems
• Installing other construction systems
• Completing construction works
• Other specialized construction
• Wholesale of other machines, equipment and spare parts
• Wholesale of machines, equipment and spare parts for ore- mining and construction
• Wholesale of machines, equipment, electricity materials (generators, electric motors, electric wire and other devices used in electricity circuits)
• Wholesale of machines, equipment and spare parts for weaving, sewing and leathering
• Wholesale of machines, equipment and spare parts for office devices (excluding computers and peripheral devices)
• Wholesale of medical machines, equipment
• Wholesale of uncategorized machines, equipment and spare parts
• Wholesale of metals and ore
• Wholesale of ore
• Wholesale of iron, steel
• Wholesale of other metals
• Wholesale of gold, silver and other precious metals
• Wholesale of construction materials, installing equipment
• Wholesale of bamboo and other bamboo species, rough timber and processed timber
• Wholesale of cement
• Wholesale of construction bricks, tiles, stone, sand and gravel
• Wholesale of construction glass
• Wholesale of paint, varnish
• Wholesale of paving bricks and toilet equipment
• Wholesale of gold, silver, copper, iron and tin
• Wholesale of other construction materials and installing equipment
• Other uncategorized specialized wholesale
• Wholesale of fertiliser, pesticide, and other chemical substances used in agriculture
• Wholesale of other chemical substances (excluding those used in agriculture)
• Wholesale of plastic of the primary type
• Wholesale of rubber
• Wholesale of silk, fibre and weaving fibre
• Wholesale of supplementary materials for textiles and footwear
• Wholesale of metal and non-metal waste [scrap]
• Other uncategorized specialized wholesale
• General wholesale
• Retail of food, foodstuff, beverages, cigarettes and rustic tobacco accounting for a large proportion in department stores
• Architectural practice and related technical consultancy
• Architectural practice
• Map surveying
• Geological exploration, water source exploration
• Other related technical consultancy
• Technical inspection and analysis
• Research and develop experimental natural science and technology
• Research and develop experimental social science and humanities
• Advertising
• Market research and surveying
• Specialized design
• Photography practice