Recently, Philippe Baechtold, Senior Director of the PCT Services Department of the International Bureau of the World Intellectual Property Organization (WIPO) sent a letter of thanks to Yu Zehui, President of Unitalen and Chairman of the partners meeting of Unitalen, expressing sincere gratitude to Unitalen staff who assisted the PCT Services Department to perfectly solve the issues related to the unavailability of WIPO ePCT system in China.