A keeper prepares milk formula for giant panda cub Jianjian in Macao, Jan 11, 2017. Giant pandas Jianjian and Kangkang are twin cubs of Kaikai and Xinxin. The parents were chosen from Chengdu Research Base of Giant Panda Breeding in Sichuan province as a gift of the central government to Macao SAR. The family of four is expected to meet the public together during China's Spring Festival.[Photo/Xinhua]