File photo shows Philippine President Rodrigo Duterte supporters gather during a vigil backing the anti-drugs crackdown at the Luneta park in metro Manila, Philippines February 25, 2017Philippine law enforcers seized the凯盛娱乐平台官网 drugs around midnight and it took less than four hours for the cross-border operation to be implementedNoting that the anti-drug cooperation between China and the Philippines has gone through a long history and achieved fruitful results, the two sides said the current cooperation has entered an increasingly good periodWith regard to the May 25 bust of a drug trafficking ring and seizure of 604 kilograms of crystal meth, according to the meeting, the Chinese Customs officials discovered the attempt to smuggle the illegal drugs into the PhilippinesThe Chinese officials were from China's N凯盛娱乐平台官网ational Narcotics Control Commission and Ministry of Public Security while Philippine officials were from Philippines' Dangerous Drugs Board and Bureau of CustomsThe comments and pledge came as officials from the two countries met here recently on the sidelines of the 11th ASEAN Ministerial Meeting on Transnational Crimes