SHANGHAI, Feb 10 (Reuters) - New Zealand Prime Minister Bill English and Chinese Foreign Minister Wang Yi agreed to work together to support free trade and globalisation when they met in New Zealand's largest city, Auckland, China's foreign ministry has said in a statement. The pair met on Thursday and discussed launching negotiations to upgrade an existing bilateral free trade agreement and cooperate in sectors such as infrastructure, tourism and judicial enforcement, said the statement published late on Thursday on the ministry's website. "Hand in hand, we should protect the international trade system, build the open economy, and try to…