Chinese researchers have developed an optic fiber that can carry 30 billion phone calls simultaneously, making the country one of the leaders in the ultra-high speed data transmission field.
SENEGAL | DAKAR：09.07 16:54
NIGERIA | LAGOS：09.07 17:54
EGYPT | CAIRO：09.07 18:54
UAE | DUBAI：09.07 20:54
SRI LANKA | COLOMBO：09.07 22:24
SINGAPORE：09.08 00:54
ENGLAND | LONDON：09.07 17:54
RUSSIA | MOSCOW：09.07 20:54
CHINA | BEIJING：09.08 00:54
AMERICA | Los Angels：09.07 09:54
AMERICA | New York：09.07 12:54
BRAZIL | San Paulo：09.07 13:54
