GENEVA, Jan. 17 -- SHANGHAI BEST ERA CHEMICAL CO., LTD. (The Second Industrial Zone, Jinshanwei TownJinshan District, Shanghai 201500), 上海瑞年精细化工有限公司 (中国上海市金山区金山卫镇第二工业区), SHANGHAI MASF IOT TECHNOLOGY CO., LTD. (Room 3640, Zone C, 3rd Floor, Building 2, No. 715 Yingshun RoadQingpu District, Shanghai 201799), 上海马斯夫物联科技有限公司 (中国上海市青浦区盈顺路715号2幢3层C区3640...