Juedai Shuang Jiao
English title: Legendary Twins
Japanese title: 绝代双骄
Type: ONA
Episodes: 18
Source: Novel
Genres: Action
Studios: BYMENT
Producers: Tencent Penguin Pictures
Duration: 20 min per ep
Rating: PG-13 - Teens 13 or older

The follows a pair of twin brothers who, because of a feud between two formidable martial artists, were separated at birth and raised on opposing sides.

(Source: Wikipedia)