Examination papers of Yunnan, Anhui, Jilin and Heilongjiang provinces. According to the official news released by lincang Education Bureau, on February 23rd and 24th, 2023, Yunnan held the provincial unified examination for the first time, and the examination papers used were the joint examination papers of Yunnan, Anhui, Jilin and Heilongjiang provinces. Lincang, a prefecture-level city under the jurisdiction of Yunnan Province, is located in the southwest of Yunnan, bordering Pu 'er in the east, Dali Prefecture in the north, Baoshan in the west and Myanmar in the southwest, between Lancang River and Nujiang River, hence its name.