[1] After entering the Shandong Taishan first-team in the 2022 season and due to injuries incurred on a few Shandong starters,[1] Mewlan made his senior and professional debut on 15 December 2022, starting the game and playing the first-half of a Chinese Super League fixture against Guangzhou in a 4–2 win.

[1] On 19 December 2022, he was given his second and only other appearance of the season in an 8–0 win over Shenzhen, coming on as an 88th minute substitute for Chen Pu.

[3] On 24 June 2023, Mewlan scored his first goal for the club in a 6–1 win over Dongguan United in the 2023 Chinese FA Cup.

[4] On 19 September 2023, Mewlan made his AFC Champions League debut, when he came on as a 90th minute substitute for Song Long in Shandong's first group stage match away at Kaya.

[6] After being given a run of appearances in the latter half of the 2024 season, he scored his first goal in the Chinese Super League on 28 September 2024, in a 4–1 away win against Shenzhen Peng City.