PETALING JAYA: Mixed doubles pair Chen Tang Jie-Toh Ee Wei added another quality scalp in their list as they downed Commonwealth Games champions Terry Hee-Jessica Tan of Singapore in the Swiss Open first round in Basel on Wednesday.

As expected, Tang Jie-Ee Wei did not have it easy against the husband and wife combination before clinching a 21-12,19-21, 21-15 win in 57 minutes.