2018 OEC Kaohsiung – Doubles

Sanchai and Sonchat Ratiwatana were the defending champions but lost in the semifinals to Hsieh Cheng-peng and Yang Tsung-hua.

Hsieh and Yang won the title after defeating Hsu Yu-hsiou and Jimmy Wang 6–7(3–7), 6–2, [10–8] in the final.

Seeds
• # 🇺🇸 Austin Krajicek / 🇮🇳 Jeevan Nedunchezhiyan (semifinals)

• # 🇮🇳 Sriram Balaji / 🇮🇳 Vishnu Vardhan (quarterfinals)

• # 🇨🇳 Gong Maoxin / 🇨🇳 Zhang Ze (withdrew)

• # 🇹🇭 Sanchai Ratiwatana / 🇹🇭 Sonchat Ratiwatana (semifinals)