If it is impossible to call in the Thai police for help, then there will be no way to try to pursue the geographic relationships in the chain; it will be likewise impossible ever to catch the behind-the-scenes suppliers or the syndicates acting as middlemen.
如果不能取得泰國當地的警察機關合作，全面清查地緣關係和犯罪紀錄等，就無法繼續往上追源，一舉揪出幕後的供貨及仲介集團。