2019 Shenzhen Longhua Open

The 2019 Shenzhen Longhua Open was a professional tennis tournament played on hard courts. It was the third (men) and fourth (women) editions of the tournament which was part of the 2019 ATP Challenger Tour and the 2019 ITF Women's World Tennis Tour. It took place in Shenzhen, China between 28 October and 10 November 2019.

Seeds

 * 1 Rankings are as of 21 October 2019.

Other entrants
The following players received wildcards into the singles main draw:
 * 🇨🇳 Cui Jie
 * 🇨🇳 Gao Xin
 * 🇨🇳 Li Yuanfeng
 * 🇨🇳 Mo Yecong
 * 🇨🇳 Wang Chuhan

The following player received entry into the singles main draw using a protected ranking:
 * 🇨🇴 Nicolás Barrientos

The following player received entry into the singles main draw as an alternate:
 * 🇨🇿 Jonáš Forejtek

The following players received entry from the qualifying draw:
 * 🇨🇳 Duan Jiaqi
 * 🇫🇷 Fabien Reboul

The following players received entry as lucky losers:
 * 🇯🇵 Toshihide Matsui
 * Matej Sabanov

Seeds

 * 1 Rankings are as of 21 October 2019

Other entrants
The following players received wildcards into the singles main draw:
 * 🇨🇳 Liu Chang
 * 🇨🇳 Wang Danni
 * 🇨🇳 Zhang Ying
 * 🇨🇳 Zheng Wushuang

The following player received a special exempt into the singles main draw:
 * 🇦🇺 Arina Rodionova

The following players received entry from the qualifying draw:
 * 🇨🇳 Liu Fangzhou
 * 🇯🇵 Chihiro Muramatsu
 * 🇹🇭 Peangtarn Plipuech
 * 🇵🇱 Urszula Radwańska
 * Sofia Shapatava
 * 🇺🇦 Daria Snigur
 * 🇨🇳 Xun Fangying
 * 🇨🇳 You Xiaodi

Men's singles

 * 🇨🇳 Zhang Zhizhen def. 🇨🇳 Li Zhe 6–3, 4–6, 6–1.

Women's singles

 * 🇨🇳 Zhu Lin def. 🇨🇳 Peng Shuai, 6–3, 1–3, ret.

Men's doubles

 * Hsieh Cheng-peng / Yang Tsung-hua def. 🇷🇺 Mikhail Elgin / 🇮🇳 Ramkumar Ramanathan 6–2, 7–5.

Women's doubles

 * 🇯🇵 Nao Hibino / 🇯🇵 Makoto Ninomiya def. Sofia Shapatava / 🇬🇧 Emily Webley-Smith, 6–4, 6–0