Thailand's Busanan Ongbamrungphan claimed the women's singles title while compatriots Dechapol Puavaranukroh and Sapsiree Taerattanachai took the mixed doubles crown at the Hylo Open on Sunday.
Third seed Busanan defeated Yeo Jia Min of Singapore 21-10, 21-14 in the final of the BWF World Tour Super 500 event in Saarbruecken, Germany.
It was the biggest win of her career and her second World Tour title after her success at the Super 100 Orleans Masters in France earlier this year.
The 25-year-old from Nonthaburi took home US$24,000 (about 800,000 baht) in prize money.
She received her medal from Badminton Association of Thailand president Patama Leeswadtrakul.
"Cream [Busanan] was calm and determined," said Khunying Patama.
Top-seeded Dechapol and Sapsiree beat second seeds Praween Jordan and Melati Daeva Oktavianti of Indonesia 22-20, 21-14.
The Thai duo have won four titles this year after claiming three victories in successive weeks on home soil in January.
World No.3 Dechapol and Sapsiree have now claimed seven titles together.
They received $25,280 (844,000 baht) for their win on Sunday.
The pair finished runners-up at the French Open a week earlier.
In the men's singles final at the Hylo Open, Loh Kean Yew of Singapore claimed the title after second seed Lee Zii Jia of Malaysia retired hurt.
Loh was leading 19-21, 21-13, 17-12 when Lee retired.
In the men's doubles final, top seeds Marcus Fernaldi Gideon and Kevin Sanjaya Sukamuljo defeated fellow Indonesians Leo Rolly Carnando and Daniel Marthin 21-14, 21-19.
In an all-Japanese affair in the women's doubles showdown, Chisato Hoshi and Aoi Matsuda beat Rin Iwanaga and Kie Nakanishi 22-20, 21-18.
The next World Tour event is the Super 750 Indonesia Masters from Nov 16-21.
