Hong Kong, 2013-06-06 — /travelprnews.com/ — Mandarin Oriental Hotel Group and UnionPay International entered into a Global Partnership Agreement today, which will allow for closer cooperation on distribution and joint promotions. UnionPay International promotes the international issuance and usage of the UnionPay Credit Card.  Attending the signing ceremony at the newly-opened Mandarin Oriental Pudong, Shanghai were Mr…. Read the full press release