GENEVA, April 4 -- SHANGHAI SHARETEK TECHNOLOGY CO., LTD. (3rd Floor, Building 2, 1259 Ping An RoadMinhang District, Shanghai 201109), 上海轩田智能科技股份有限公司 (中国上海市闵行区瓶安路1259号2幢3层), SHANGHAI ZHISHEN INFORMATION TECHNOLOGY CO., LTD. (2/F, Building 11, No. 988 Zhongchun RoadMinhang District, Shanghai 200000), 上海智慎信息科技有限公司 (中国上海市闵行区中春路988号11幢2楼) filed a patent application (PCT/CN2...