Waters of South China Sea should be kept calm, Wang Yi saysPresident Xi engages in lively discussion with deputiesNY tightens security in subways as crimes riseWang's NZ visit comes at pivotal time in relations, analysts sayChina announces visaU.S. using Taiwan as 'pawn', says spokespersonOfficials refute soWang calls for greater solidarityBeijing's efforts seen as key to resolving crisisPresident Xi engages in lively discussion with deputies