On 31 October 2025, at 1600 hours, Mrs. Thongchanh Akhamakhet, Permanent Secretary of Agriculture and Environment of Lao PDR, together with executives of the Ministry of Agriculture and Environment signed the Book of Condolence in tribute to Her Majesty Queen Sirikit, The Queen Mother of the Kingdom of Thailand at the Thai Ambassador’s Residence in Vientiane. The Permanent Secretary and her entourage were welcomed by Ms. Jirusaya Birananda, Chargé d’ Affaires, a.i., and Embassy’s officials.