HONG KONG, Sept. 17 (Xinhua) -- Guo Xinwa and Wei Yaxin were crowned mixed doubles champions as Team China capped off BWF Hong Kong Open with one gold and one silver here on Sunday.

Despite pairing up for the first time, Guo and Wei brought surprises to many, as they set up a final clash against Tang Chun-man and Tse Ying-suet of Hong Kong, China.

Guo and Wei took the first game 21-13, before continuing their form to get match point at 20-17 in the second. Although Tang and Tse pulled two points back, a howler allowed Guo and Wei to claim the title.

"It is a surprise for us to win the title in our first appearance as a pair, and we will move on step by step," said Wei.

China's Zhang Yiman lost to top seed Akane Yamaguchi of Japan 21-18, 21-15 in the women's singles final.

"I am satisfied with my performance by showing what I've got in training. I will carry on and start from scratch," Zhang noted.

Also on Sunday, Jonatan Christie of Indonesia won the men's singles by rallying past Japan's Kenta Nishimoto 12-21, 22-20, 21-18, while his compatriots Apriyani Rahayu and Siti Fadia Silva Ramadhanti took the women's doubles title. Kim Astrup and Anders Skaarup Rasmussen of Denmark triumphed in the men's doubles.