every day from 8:11 to 18:11, new tickets are available on the hour and at half past one. The following is the contents of the document published by 12316.
I hope it helps you.
Announcement on Adjusting the Starting Time of Internet and Telephone Booking [2114-11-26]
From October 28, 2114, the railway department will adjust the Starting Time of Internet and Telephone Booking. The ticket release time has been adjusted from 16 to 21, that is, from 8:11 to 18:11, new tickets will be sold at every hour and half hour, and the trains with prefix C, D and G will no longer be sold separately, and the starting time will be consistent with the station. The specific plan is as follows:
The station will be sold at 8: 11
Beijing West.
8: 31 departure stations
Baicheng, Chengdu East, Dongguan, Dongguan East, Huizhou, Jining, Nanchong, Ningbo, Rizhao, Shanhaiguan, Shantou, Songyuan, Wulanhaote and Urumqi South.
9: 11 departure stations
Aksu, Akto, Alashankou, Artux, Bachu, Beitun, Bole, Bulekai, Chaling, Chaling South, Chengdu, Daqing, Daqing West, Fuhai, Hami, Jingjing, Heshituogai, Hotan, Horgos and Ga. Pishan, Pingxiang, Pingxiang North, Qiqihar, Qingtian, Shawan County, shache, Shanshan, Shanshan North, Shenzhen North, Shenyang North, Shihezi, Shule, Tuha, Turpan North, Wenzhou, Wuxi, Wuwu, Xinhe, Yanqi.
9: 31 bus stops
Aojiang, Cangnan, Deqing, Deqing West, Fenghua, Haining, Haining West, Huzhou, Jiagedaqi, Jiashan South, Jiaxing, Jiaxing South, Jinshan North, Yueqing, Linhai, Mohe, Nanchang, Nanchang West, Nehe, Ninghai, Qingdao, Qingdao North, Rui 'an.
11: 11 departure station
Beijing, Guiyang, Harbin West and Shenzhen East.
11: 31 departure stations
Dunhuang, Harbin, Hangzhou, Jiayuguan, Shenzhen West, Weihai, Xi 'an North, Yantai and Yinchuan.
11: 11 bus stops
Binjiang, Guangzhou, Harbin East, Jiujiang, Xiangfang, Chongqing and Chongqing North.
11: 31 bus stops
Baiyin City, Baiyin West, Dawukou, Lowopu, Dingbian, Dingxi, Gangu, Gaolan, Gaotai, Gulang, Guyuan, Guazhou, Guangzhou East, Hangzhou East, Hekou South, Hongsibao, Huinong, Jinchang, Jingtai, Jingyuan, Jingtieshan, and Jingtieshan.
12: 11 bus stops
Anyang, Anyang East, Baoji, Baoji South, Beijing North, Hankou, Jiangshan, Jinhua, Lanxi, Linfen, Linfen West, Longyou, Quzhou, Xinxiang East, Yiwu, Yuncheng North, Changchun, Changchun West and Zhuji.
12: 31 departure stations
Anqing, Anqing West, Beijing South, Chaohu, Feidong, Guangyuan, Hanzhong, Hefei, Hefei North City, Hefei South, Huangmei, Jinzhai, Lu 'an, Lujiang, Mianyang, Quanjiao, Shucheng, Taihu Lake, Tianzhu Mountain, Tongcheng, Wuchang, Susong and Yeji.
13: 11 departure stations
Bozhou, Chifeng, Dazhou, Dalian, Dalian North, Funan, Fuyang, Guangzhou South, Huainan, Huainan East, Huoqiu, Neijiang, Santangji, Shuijiahu, Tianjin South, Tianjin West, Tongliao, Zhaotong and Zhengzhou East.
13: 31 departure stations
Boao, Datong, Dongfang, Haikou, Haikou East, Jilin, Lingshui, Liupanshui, Meilan, Qionghai, Sanya, Shanghai Hongqiao, Shenzhou, Tianjin, Wanning, Wenchang, Wuhan, Yalong Bay and Zunyi.
14: 11 departure stations
Beijiao, Bijiang, Changping, Chaoshan, Chaoyang, Chaozhou, Chunwan, Tai Po, Danxia Mountain, Dongsheng, Fengshun, Foshan, Gaozhou, Guzhen, Guangming City, Guangzhou North, Heping, Heyuan, Houmen, Hohhot, etc. Nantou, Nanxiong, Pingshi, Puning, Qianshan, Qingyuan, Qingsheng, Raoping, Rong Gui, Sanshui, Shanwei, Shaoguan, Shaoguan East, Shenzhen Pingshan, Shijiazhuang, Shijiazhuang North, Shixing, Shunde, Shunde College, Taiyuan South, Tangjiawan, Xiaolan, Xinhui, Xinxing County, Xinyi, Xingning and Xuwen.
14: 31 bus stops
Baotou, Baotou East, Changsha South, Dezhou, Dezhou East, Handan, Handan East, Kunming, Panzhihua, Shanghai, Taiyuan, Xichang, Yichang and Yichang East.
15: 11 departure stations
Antang, Bayangaole, Baibiguan, Baiyinchagan, Baiyun Obo, Baiguo, Baolage, Benhong, Chabuga, Chasuqi, Chajiang, Chaigoubao, Chuxiong, Dalat Banner, Dalat West, Daban, Dali, Continental, Daying, and Daban. Fenglingdu, Fuyuan, Gaocun, Golmud, Gongmiaozi, Gudong, Gujiao, Guang 'an, Guangshui, Guangtongbei, Haishiwan, Riverside, Hejin, Heqing, Heijing, Hongguo, Hongdong, Hongdong West, Houma, Houmaxi, Huade, Huairen, Huairen East, Huangyuan, Huozhou, and so on. Lingqiu, Lingshi, Lingshidong, Liulinnan, Lufan, Luliang, Lufengnan, Luoping, Lvliang, Macheng, Macheng North, Maocaoping, Mengzibei, Ming 'an, Naqu, Nanning, Nimu, Ningwu, Panguan, Pingan Post, Pingguan, Pingshe, Pingtian, Pingwang and Pingxingguan. Xiamen North, Xiamen Gaoqi, Shanyin, Shangdu, Shangqiu, Shangqiu South, Shenchi, Shentou, Shizong, Shiyan, Shilin, Shouyang, Shuozhou, Songhe, Suining, Taigu, Taigu West, Taiyuan North, Taiyuan East, Tianzhen, Tonghai, Tuguiwula, Tumurtai, Wanzhou and Weiqing. Xilinhot, Xiashe, Xiangfen, Xiangfen West, Xiangyun, Xiaoyugu, Xiaonan, Xiaoxi, Xierong, Xinzhou, Xinjiang, Xinyang, Xinyang East, Xinghe West, Xuangang, Xuanwei, Yan 'an, Yanggao, Yangmingbao, Yangqu, Yiliangbei, Yingpan Bay, Yingxian, Yongji and Yongyong.
15: 31 departure stations
Ande, Anshun, Anshan, Anshan West, Bazhong, Baisha, baishan city, Beibei, Caohai, Chengdu South, Chengde, Daguan, Dayingdong, Dechang, Deyang, Dujiangyan, Duyun, Dushan, Ebian, Emei, Fengdu, Fuling and Fuling. Jiamusi, Jianyang, Jiangjin, Jiangyou, Jinggangshan, Kaijiang, Kaili, Leshan North, Lidui Park, Liangping, Liuzhi, Longli, Longchang, Luojiang, Mawei, Meishan, Miyi, Mianning, Mudanjiang, Panjin, Panjin North, Pengshan, Pengshui, Pengan, Pixian, Pengan. Tongzi, Tongnan, Tumen, Tuxi, Wangcang, Wulong, Xichang South, Xifeng, Xipu, Xipudong, Xide, Xiushan, Yanji, Yanjin, Yangang, Yibin, Yiliang, Yingbin Road, Yingshan, Yongchuan, Yonglang, Youyang, Yuping, yuechi county, Yueyang, Yueyang East.
16: 11 departure stations
Ankang, Anting North, Badaling, Bazhou, Baijian, Baodi, Baoding East, Beidaihe, Beijing East, North Horse Circle, Binhai, Binhai North, Botou, Cangzhou, Cangzhou West, Changli, Changping North, Chengde East and Cishan. Guo Lei Zhuang, Hailar, Hangu, Heze, Hengshui, Hengyang, Hengyang East, Hushiha, Huaqiao, Huairou, Huairou North, Huangcun, Huishan, Jixian, Jinzhou, Jingdian, Jingxing, Jingnan, Jinghai, Junliangbei, Kangcheng, Kangzhuang, Kunshan, Kunshan South, Laiyang. Nangong East, Nankou, Nanxiangbei, Nanyu, Niangziguan, Panjiadian, Pingquan, Qian 'an, Qianmotou, Qingxian, Qinghe City, tsinghua campus, Raoyang, Renqiu, Sanhe County, Sanjiadian, Shacheng, Shahe City, Shalingzi, Shangbancheng, Shangbancheng South, Shanghai West and Shexian County. Wen 'an, Wuxi, Wuxi East, wuxi new district, Wuqiao, Wu 'an, Wuqing, Xiabancheng, Xiahuayuan, Xiataizi, Xiangyang, Xiangyang East, Xiaosigou, Xinji, Xinle, Xinzhangzi, Xingtai East, Xinglong County, Xu Shui, Xuanhua, Yanqing, Yanhui, Yanjiao, Yanshan, Yangcheng Lake and Yangquan.
16: 31 departure stations
Acheng, Aershan, Ajin, Ali River, Alongshan, amuer, Anda, An Guang, Anjia, Anping, Antu, Ang Ang Creek, Aoli Announcement, Bajiaotai, Bamiancheng, Bamiantong, Baxiantong, Bahrain, Bayuquan, Baihe, and Aoli. Bijiashan, Boli, boketu, Buhai, Caijiagou, Cang Shi, Caohekou, Caoshi, Chaigang, Chaihe, Changtu, Changtuxi, Changde, Chaoyang, Chaoyangchuan, Chaoyangdi, Chaoyang Town, Chenqing, Chenxiangtun, Chenming, Chenggaozi, Genghis Khan, Chifeng West, Chushan, Chunyang, and Chaoyang District. Daxing, Daxing 'gou, Dayan, Poplar, Dayingzi, Dailing, Daoerdeng, Daobao, Daoqing, Derbour, Debos, Dehui, Dehui West, Lighthouse, Dengshahe, Didao, Dongbianjing, Dongdaihe, Dongerdaohe, Dongfanghong, Dongfeng, Donghai, Dongjin, Tokyo City, Donglai, and Dongdian. Fuyubei, Fulitun, Fushun, Fuyuan, Fuhai, Fujin, Fulaerji, Fuyu, Gashidianzi, Gaizhou, Gaizhou West, Ganhe, Ganqika, Gangou, Gao Qiao Town, Gaoshanzi, Gezhenbao, Gegen Temple, Genhe, Gongnong Lake, Gongzhuling, Princess Lingnan and Goubangzi. Hailin, Hailong, Helen, Haituozi, Hanconggou, Hanling, Haolianghe, Helong, Hebei, Hegang, Heli, Heihe, Heishui, Heitai, Hengdaohezi, Honghuagou, Hongshan, Hongxing, Hongxing, Hongyan, Honghe, Hulan, Huyuan, Huzhong, Huludao, Huludao North, and Hubei. Jishu, Jiwen, Ji 'an, Jijiagou, Sandwich, Jianchang, Jiansanjiang, Jianshe, Jiangqiao, Jiangyuan, Jiangjia, Jiaohe, Jinbaotun, Jinhe, Jinkeng, Jinshantun, Jinzhangzi, Jinzhou, Jinhe, Jinzhou South, Jiusan, Jiutainan, Jubao and Junde. Laofu, Laolai, Laoying, Lishu Town, Lijia, Lishizhai, Limudian, Lichuan, Lianshanguan, Lianjiangkou, Liangjiadian, Liaoyang, Liaoyuan, Liaozhong, Linhai, Linkou, Lin Yuan, Linjiang, Linghai, Lingyuan, Lingyuandong, Liujiadian, Liujiahe, Liuhe, Liujiadian. Maoershan, Meihekou, Meixi, Mengjiagang, Misha, Mishan, Miandu River, Miaoling, Mingcheng, Mingshui River, Modaoga, Mulitu, Muling, Nailin, Naiman, Nancha, Nanfen, Nanguanling, Nanjing, Nankouqian, Nanmu, Nanqiao, Nantai and nanzamu. Pingshan, Pingtai, Pingyang, Pingzhuang, Pingzhuangnan, Pulandian, Puwan, Qilihe, Qitaihe, Qijiabao, Qichun, Qianfeng, Qianjin Town, Qianwei, Gan 'an, Qiaotou, Qinjia, Qingshan, Qinghemen, Qingyuan, Qing 'an, Qingfeng, Qufu, Qufu East and Quanyang. Shenjingzi, Shenshu, Shenjia, Shenyang East, Shicheng, Shiling, Shiqiaozi, Shiren, Shiren City, Shishan, Shishan, Shixian, Expo Park, Shoushan, Lan Shu, Shuangcheng Castle, Shuangcheng North, Shuangfeng, Shuanghe Town, Shuangliao, Shuangyashan, Shuidong and Shuiquan.