The Lynk & Co Cyan Racing drivers continued to improve throughout the second FIA World Touring Car Cup practice session at Ningbo International Speedpark in China.
Thed Björk claimed the ninth fastest time with the time 1:51.435 and was just over seven tenths of a second from the top time.
"We have made substantial changes to the car from yesterday and while we still have plenty of work left, I am pleased with the direction we have gone with the setup," said Thed Björk.
Three-time World Champion Andy Priaulx was tenth fastest ahead of team-mate Yann Ehrlacher in eleventh place while Yvan Muller claimed the 15th fastest time.
Next up is qualifying, starting at 11:00 local time / 05:00 CEST.
Results Free Practice 2