Opening up to the world has brought dramatic changes to the coastal regions, which have been more developed that the inland areas" What do you feel has been China's biggest achie乐投入口vement over the past five years? What's the most notable change you've observed? China has achieved much in many aspects over the last five yearsIn 1998, when she was back in her hometown, Cho delivered a three-hour speech to 82 heads of primary schools, trying to persuade them to offer Chinese coursesIn 2010, she was listed as one of the most influential women of the century in HefeiOfficials should乐投入口 all start from basic positions and get promotions graduallyHalf a year later, Park returned to Hefei University and has been there ever since