Postermobile Advertising Limited มีบริษัทในเครือกี่แห่ง?ไม่จำเป็นต้องใช้ตารางทั้งหมด
How many subsidiaries are there of Postermobile Advertising Limited?It is not neccessary to use all the tables.
 table_1756264_2:  (subsidiaries [ INTEGER ] company_name [ VARCHAR) ]
SELECT MIN(subsidiaries) FROM table_1756264_2 WHERE company_name = "POSTERMOBILE ADVERTISING LIMITED"