| Men's doubles | |||||||
|---|---|---|---|---|---|---|---|
| 2018 Jinan International Open | |||||||
| Final | |||||||
| Champions |  Hsieh Cheng-peng Yang Tsung-hua | ||||||
| Runners-up |  Alexander Bublik Alexander Pavlioutchenkov | ||||||
| Score | 7–6, 4–6, | ||||||
| Events | |||||||
| |||||||
| |||||||
Hsieh Cheng-peng and Peng Hsien-yin were the defending champions but chose to defend their title with different partners. Hsieh partnered Yang Tsung-hua and successfully defended his title. Peng partnered Yi Chu-huan but lost in the first round to Benjamin Lock and Rubin Statham.
Hsieh and Yang won the title after defeating Alexander Bublik and Alexander Pavlioutchenkov 7–6, 4–6, in the final.
Seeds
Sanchai Ratiwatana / Sonchat Ratiwatana (semifinals)- Peng Hsien-yin / Yi Chu-huan (first round)
Gong Maoxin / Zhang Ze (first round)
Arjun Kadhe / 
Toshihide Matsui (first round)
Draw
Key
- Q = Qualifier
- WC = Wild card
- LL = Lucky loser
- Alt = Alternate
- SE = Special exempt
- PR = Protected ranking
- ITF = ITF entry
- JE = Junior exempt
- w/o = Walkover
- r = Retired
- d = Defaulted
- SR = Special ranking
| First round | Quarterfinals | Semifinals | Final | ||||||||||||||||||||||||
| 1 | Sa Ratiwatana So Ratiwatana
| 6 | 6 | ||||||||||||||||||||||||
| WC | Jin Yuquan Li Zekai
| 2 | 2 | 1 | Sa Ratiwatana So Ratiwatana
| 6 | 6 | ||||||||||||||||||||
T Chen M Sabanov
| 6 | 7 | T Chen M Sabanov
| 2 | 3 | ||||||||||||||||||||||
M Elgin Y Shyla
| 7 | 6 | 1 | Sa Ratiwatana So Ratiwatana
| 1 | 0 | |||||||||||||||||||||
| 3 | M Gong Ze Zhang
| 6 | 3 | C-p Hsieh T-h Yang
| 6 | 6 | |||||||||||||||||||||
| C-p Hsieh T-h Yang
| 4 | 6 | C-p Hsieh T-h Yang
| 4 | 6 | ||||||||||||||||||||||
| WC | X Gao F Sun
| 6 | 6 | WC | X Gao F Sun
| 6 | 1 | ||||||||||||||||||||
| WC | Y He Zh Zhang
| 4 | 3 | C-p Hsieh T-h Yang
| 7 | 4 | |||||||||||||||||||||
 N Milojević H Moriya
| 1 | 3 | A Bublik A Pavlioutchenkov
| 6 | 6 | ||||||||||||||||||||||
| Alt | S Mukund Miliaan Niesten
| 6 | 6 | Alt | S Mukund M Niesten
| 6 | 3 | ||||||||||||||||||||
| Z Li D Wu
| 3 | 7 | Z Li D Wu
| 3 | 6 | ||||||||||||||||||||||
| 4 | A Kadhe T Matsui
| 6 | 5 | Z Li D Wu
| 6 | 6 | |||||||||||||||||||||
| D Petrović I Sabanov
| 7 | 3 | A Bublik A Pavlioutchenkov
| 7 | 7 | ||||||||||||||||||||||
| A Bublik A Pavlioutchenkov
| 6 | 6 | A Bublik A Pavlioutchenkov
| 6 | 0 | ||||||||||||||||||||||
 B Lock R Statham
| 6 | 6 | B Lock R Statham
| 3 | 6 | ||||||||||||||||||||||
| 2 | H-y Peng C-h Yi
| 4 | 4 | ||||||||||||||||||||||||