PORT MORESBY, Papua New Guinea – Papua New Guinea’s decision to close Taiwan’s trade office in Port Moresby is puzzling from a diplomatic standpoint, but it signals a coming expansion of its economic relationship with China, experts told Radio Free Asia. Last month, PNG’s Foreign Affairs Minister Justin Tkatchenko announced in an official statement the immediate cessation of operations and the formal closure of the physical presence of the Chinese Taipei Economics Office, citing Port Moresby’s “unwavering commitment to honoring, respecting and upholding Papua New Guinea’s foundational One-China Policy,” which…