Although
the production sector has currently added many new manufacturing units around the world and its profit figures have increased unexpectedly, its sales at manufacturing units open for more than 2 years
have decreased.
(A) the production sector
has currently added many new manufacturing units around the world and its profit figures
have increased unexpectedly, its
Although "currently" confused me, the sentence obeys parallel structure (tenses) and meaning intact.
(B) the production sector has currently added many manufacturing units around the world and its profit figures
increased unexpectedly, its
Omits the word "new", therefore changing the meaning. Also, used past tense
(C) many new manufacturing units have been opened around the world and
its profit figures increased unexpectedly, the production sector’s
possessive pronoun issue, it is not clear what it is referring to - the production sector's cannot take the noun role here.
(D) having recently added many new manufacturing units around the world and with the profit figures increasing unexpectedly,
the production sector'sWrong modifier, the production sector's sales cannot add new manufacturing units.
(E) currently adding many new manufacturing units around the world and having the profit figures increase unexpectedly,
the production sector'sSame as in choice D.