Pakistan’s Prime Minister Shehbaz Sharif’s first visit China, since he took office in April this year, is fraught with challenges. His two-day visit starting November 1 comes at a time when Pakistan Tehreek-e-Insaf (PTI) chief Imran Khan has launched a long march against the federal government. With Pakistan’s economy in doldrums, the delegation is expected to request the Chinese government to roll over deposits and reschedule debts worth $27 billion. Thus, PM Shehbaz will also have to ensure security of Chinese citizens after the recent incidents of attacks in Gwadar and Balochistan that drew criticism by the Chinese government. The…