When buying the deposit, it is often seen either alone or in two or four articles, but it is generally not seen that there is a direct purchase of three colonies, and why is it not recommended for direct purchase of three colones when filling machines? First, we would like to know the technology of the downstream corridor, which is a technology of accelerated internees, which is now common for two-tracks and four-way corridors, the two-track approach being the one used by the CPU to simultane...