20. Encourages States to establish comprehensive monitoring systems and to enhance regional, international and multisectoral cooperation, including with industry, on the manufacture of, trafficking in and abuse of amphetamine-type stimulants;
20. 鼓励各国设立综合监测系统，并就苯丙胺类兴奋剂的制造、贩运和滥用问题加强区域、国际和多部门合作，包括与工业界的合作；