What countries need improvement? Maybe a Shanghai-Bangkok line or a Delhi-Bangkok line. The latter seems to have Burma in the way. Perhaps someday.
That's an excellent proposal. It would make the transport of goods to and from Europe a lot easier.No.3... Shenzhen-Kunming-Dhaka-NewDelhi-Karachi-Tehran-Ankara-Rotterdam (proposed)
Chinese government proposed No.3 line recently... this line's best merit is a non-freezing in winter.