China supports the ?Program 93+2? of the International Atomic Energy Agency (IAEA) aimed at strengthening the existing safeguards regime. China concluded its negotiation with the IAEA in September 1998 on the Additional Protocol to the Agreement between China and the IAEA for the Application of Safeguards in China. On December 31, 1998, the Director-General of the IAEA and the Permanent Representative of China to the UN Office and Other International Organizations in Vienna signed the Additional Protocol. On March 28, 2002, China informed IAEA that China had completed its domestic legal procedure on the entry into force of the Additional Protocol.