1. Save cost, time to move the product 2. Can transport all the climate 3. Transport can be not limited time and quantity 4. High security from loss or theft 5. Specify the transit time, of course, clear 6.Save labor. Because force is little man
1. Use specific goods transport liquid or gas only 2 high initial investment costs 3. Check for defects, it is difficult to 4.The main duct transport use when placing and moving redirect, not 5. Not suitable for transport or a country with earthquakes frequently.
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