Since the Chinese and Japanese Governments signed a memorandum in July 1999 on the destruction of the abandoned chemical weapons, the two countries have cooperated well and made some progress in this field.
自1999年7月中、日两国政府签署关于销毁日本遗弃化武的备忘录以来，两国合作良好，有关的处理工作进展基本顺利。