Article snapshot taken from Wikipedia with creative commons attribution-sharealike license.
Give it a read and then ask your questions in the chat.
We can research this topic together.
Players who have won enough world champions on singles events can bye to the third round.
Players who lack of enough world champion on singles events or missed the first round because of participating the Hungarian Open can bye to the second round.
Other first team players must compete in the first round.
Duration: 18–21 January Formation: Round robin; Best of five; Top 6 qualify to the second round.
Rank
Name
Age
Win
Lose
Points
Notes
1
Yu Ziyang
19
11
3
26
Qualified to the second round
2
Zhou Qihao
20
11
3
25
Qualified to the second round
3
Xu Chenhao
22
10
4
24
Qualified to the second round
4
Liu Dingshuo
19
10
4
23
Qualified to the second round
5
Zhou Kai
21
10
4
22
Qualified to the second round
6
Wang Chuqin
17
8
6
22
Qualified to the second round
7
Zhu Linfeng
21
7
7
21
8
Ren Hao
22
7
7
21
9
Ma Te (C)
21
6
8
20
10
Zheng Peifeng (P)
21
6
8
20
11
Xue Fei (P)
18
5
9
19
12
Liu Jikang
26
5
9
19
13
Liu Yi (C)
25
4
10
18
14
Cui Qinglei
28
3
11
17
15
Chen Xin
21
3
11
17
16
Lai Jiaxin
22
DNP
Second round
Duration: 8–11 February Formation: Round robin; Best of three; Top 8 and 2 resurrected players coaches determine qualify to the third round. Top of the rest players will be the alternate of the third round.
Alternate to the second stage of the third round due to Zhang Jike's injury
13
Yu Ziyang
19
3
10
16
14
Wang Chuqin
17
2
11
15
Third round
Duration: 3–10 March Formation: Round robin for the first stage, groups and round robin for the second stage; Best of three; The first stage include top 10 of the second round, Ma Long and Zhang Jike, the winner qualify to Düsseldorf; The second stage include the rest 11 players and the alternate, they will be divided into 6 pairs, and each pair winner play the round robin to get the last one quota to Düsseldorf.
Players who are widely considered as the main force can bye to the third round.
Other first team players who was born after 1993 must compete in the first round.
Players before 1993 bye to the second round.
Players who ranked 7 - 8 in the first round will wait for the repechage, compete with the third place of the second round. The final rank of the repechage will be the order of alternates in the third round.
Date: 13 February Formation: Round robin; Best of five; The final rank of the repechage will be the order of alternates in the third round.
Rank
Name
Age
Win
Lose
GW
GL
Points
Notes
1
Che Xiaoxi
24
1
1
5
3
3
Became the first order alternate
2
Chen Xingtong
20
1
1
5
5
3
Became the second order alternate
3
Li Xiaodan
20
1
1
3
5
3
Became the third order alternate
Third round
Duration: 3–10 March Formation: Round robin for the first stage, groups and round robin for the second stage; Best of three; The first stage include qualified player, Ding Ning, Liu Shiwen, Zhu Yuling and Wu Yang, the winner qualify to Düsseldorf; The second stage include the rest 11 players and the alternate, they will be divided into 6 pairs, and each pair winner play the round robin to get the last one quota to Düsseldorf.